List of Water Rats episodes

The Water Police investigate a fatal bombing on a charter ferry. The divers try to locate other explosive devices that may still be in the harbour. Kevin Holloway, Frank's younger brother, joins Homicide and is partnered with Frank's good friend Knocker Harrison.

Co Starring: Jeremy Callaghan (Kevin Holloway), Peter Mochrie (John 'Knocker' Harrison), Andrew Gilbert (Jimmy Holloway).

A man claiming to have the missing bomb takes hostages on a passenger ferry. Frank and Rachel stake out a yacht to catch a negligee-wearing burglar.

Co Starring: Jeremy Callaghan (Kevin Holloway), Peter Mochrie (John 'Knocker' Harrison), Andrew Gilbert (Jimmy Holloway).

Guest Stars: William Zappa (Conran), Peter Hehir (Bowen), Alan David Lee (Jim Fleming), Bryan Marshall (Inspector Farrell), Steven Grives (Jonathan Goldstein), Lex Marinos (Bellamy), Patsy Stephen (Daphne Bridgeman), John Samaha (Radio Operator), Kelly Butler (Greta Ritchie), Pamela Drysdale (Patty Holloway), Jacqueline Linke (Negligee Bandit), Vanessa Williams (Ms Chapman), Ken Goodlet (Mr Fredericks), Pat Hutchinson (Mrs Fredericks), Jeremy Chance (Powell), Damian Foley (Danny Forrest), Anja Coleby (Woman Jogger), Gary Deacon (Charter Skipper), Kristen Duff (Carly Hansen), Katy Edwards (2nd Student), Don Atkinson (Snr. Cons. Russell), Jinny McCallister (Mrs Hansen), Peter Heath (Mr Hansen), Andrew Lewis (Ferry Skipper), Treffyn Koreshoff (David Goldstein)

The Nemesis crew discover an abandoned yacht adrift in the waters off the coast of Sydney. All they find on board the boat is a dog and the ashes of a body. The ashes brings in investigators whose involvement impedes Frank and Rachel's own investigation of the incident.

Co Starring: none

Knocker and Kevin from Homicide are called in to assist the detectives in their investigation of the death of an Iron Man competitor, whose shark-ravaged body was found washed up on a beach.

Frank and Rachel investigate the murder of a dock worker and the theft of a shipment of scotch. The Water Police become embroiled in a feud between Tommy's father and a rival fishing family after the Nemesis is forced to cut the nets of a fishing boat stuck in a shipping lane.

Co Starring: Jeremy Callaghan (Kevin Holloway), Andrew Gilbert (Jimmy Holloway).

When Billy Pope's girlfriend is found murdered on the eve of giving evidence at an inquiry into police corruption, Internal Affairs comes after Frank believing he tipped off the killer as to her whereabouts.

Co Starring: Jeremy Callaghan (Kevin Holloway), Peter Mochrie (John 'Knocker' Harrison).

When a Vietnamese family are the victims of a home invasion in which their son is kidnapped, the detectives are called upon to locate the kidnappers before their ransom deadline expires. In the meantime, two American Secret Service agents arrive to oversee the Water Police's security preparations for a forthcoming presidential visit.

Co Starring: none

The divers are called back to the site of a diving accident to rescue a man intent on recovering the body of his wife. Frank and Rachel's investigation of a number of stolen military weapons reveals that the crime is an inside job.

Co Starring: Jeremy Callaghan (Kevin Holloway), Andrew Gilbert (Jimmy Holloway).

A seemingly routine drug raid on a cruise ship turns up a bracelet, that brings Detectives Goldstein and Holloway into the investigation of the disappearance of a young Turkish schoolgirl.

Co Starring: Jeremy Callaghan (Kevin Holloway), Peter Mochrie (John 'Knocker' Harrison).

A young woman whose boyfriend Rachel shot dead during a robbery attempt a few years earlier, gets out of jail and begins stalking her.

Co Starring: Jeremy Callaghan (Kevin Holloway), Peter Mochrie (John 'Knocker' Harrison).

The dive team is called upon to search for Kevin Holloway's body when his car is found abandoned at The Gap – a notorious spot for suicides. While awaiting word about Kevin, Frank and Rachel investigate the death of an animal smuggler whose body was pulled from the harbour with unusual wounds.

Co Starring: Jeremy Callaghan (Kevin Holloway), Peter Mochrie (John 'Knocker' Harrison), Andrew Gilbert (Jimmy Holloway).

Inspector Tony Brady of Internal Affairs and Homicide's John Harrison head up the task force named Kilo Hotel, which has been formed to investigate Kevin's death, now believed to be murder. Body parts found floating in the harbour lead Frank and Rachel back to the victim's boyfriend.

Co Starring: Jeremy Callaghan (Kevin Holloway), Peter Mochrie (John 'Knocker' Harrison), Andrew Gilbert (Jimmy Holloway).

A drug raid on the boat of Jim Pappas, the chief suspect in Kevin's death, ends with Pappas being shot and killed by Knocker. Rachel loses access to her son David, when she is late for a custody hearing.

Co Starring: Peter Mochrie (John 'Knocker' Harrison), Andrew Gilbert (Jimmy Holloway).

The body of a young boy is found in the boot a car pulled from the harbour. The boy's murder bears a striking similarity to another boy's death thirteen months earlier. This leads the detectives on a search for the killer in hopes of finally bringing him to justice.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

When a man is killed by a speed boat deliberately driven into the back of his vessel, the detectives are unsuccessful in getting witnesses to come forward to testify when the person responsible is identified as one of Sydney's most notorious crime figures.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

Internal Affairs sets their sights on Helen, believing that she sold confidential information that lead to the murder of police witness Miranda Latham.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

While attempting to apprehend two fleeing armed robbers, Frank is shot and is rushed to hospital. Inspector Webb receives information on the robbery suspects from Moira Randall, an old friend with a suspicious connection to the thieves.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

Dave becomes emotionally involved with the wife of a suspected serial killer only to have his empathy turned against him when the detectives uncover her involvement in her husband's horrific crimes.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

When Moira Randall's body is pulled from the harbour, Inspector Webb, in an attempt to keep their affair a secret, is slow to provide valuable information to the detectives investigating her murder.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

The recovery of the body of a boy whose murder resembles those committed by Ross Beale, who was charged and subsequently imprisoned based on the work of the detectives. It raises questions as to whether police may have arrested the wrong man.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

The investigation into Kevin Holloway's death returns to the forefront when a young man is apprehended in the middle of a break and enter, and is found with Kevin's missing gun in his possession. The boy's father is Chris Kollias, Jim Pappas' solicitor, and he tells the detectives that he took the gun from a package in his father's safe.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

Chris Kollias, the man Frank suspects of knowing more about Kevin's death than he's saying, is reported missing. Fiona and Tommy stake out the beach to catch a flasher, and Gavin accompanies Rachel and Frank to a caravan park to look for leads in their investigation of the death of a resident who was stabbed, drugged, and beaten before finally drowning.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

The recovery from the harbour of the bodies of two people who died of carbon monoxide poisoning leads the detectives to suspect a connection to the activities of Asian gangs. Frank and Rachel are joined by an Asian crime specialist from Task Force Oak to help them with the investigation. Hoping to find evidence connecting Knocker to Kevin's death, Inspector Brady coaxes Frank into doing a preliminary search of his house, but when Brady returns with a warrant, all of the implicating evidence is gone.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

The Nemesis crew come across a man attempting to bury the body of his murdered brother-in-law, but the story he eventually tells the detectives does not match the evidence found at the crime scene. Terry and Dave deal with two best friends who have been plundering a shipwreck. Both Helen and Jeff are ignored for the vacant position of Patrol Commander; Inspector Michael Farrell gets the job.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

The discovery that a recent murder victim was a witness to the events surrounding Kevin's murder, leads Frank and Brady on a search for other people who may have seen what happened the night Kevin was killed. Jeff appeals the decision of appointing Michael Farrell as Chief Inspector.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).

Internal Affairs continues to track down Harrison while Frank and Brady race to locate the final two witnesses to Kevin's murder before Knocker can silence them for good. Frank and Brady inform Rachel of Knocker's involvement in Kevin's death, who has a hard time believing them at first.

Co Starring: Peter Mochrie (John 'Knocker' Harrison).
Guest Stars: Richard Healy (Inspector Brady), Norman Kaye (Felix Friedman), Jennifer Hardy (Lee-Anne Rheinberger), Treffyn Koreshoff (David Goldstein), Enrico Babic (Radio Operator), Lindy Sardelic (Joanne), Ineke Rapp (Kylee), Veronica Porcaro (Gemima Brierly), Jenny Apostolou (Cynthia), Danielle Baker (Mrs Jones), Christopher Saunders (Mr Jones), Barbara Baker (Mrs Salvi), Gep Bartlett (Male Wedding Guest), Mike Peros (Bride's Brother), Chris Castle (Detective #1)

Rachel returns to work after having shot her fiancé, corrupt detective John "Knocker" Harrison dead, and becomes annoyed when she is called "Gunner Goldstein" by a colleague with an unhealthy interest in what it's like to kill someone. Dave is injured by a spear from a booby-trapped sunken car loaded with stolen gold.

When a light aeroplane crashes in Sydney Harbour, the divers have the task of pulling out the passengers while Frank and Rachel investigate the pilot, the only survivor. A gun-shy Rachel tries to come to terms with her problem.

Rachel and Frank investigate when the owner of a shipping company is killed by a bomb down on the waterfront. But feelings between the pair sour when Frank becomes involved with the wife of the dead man. He insists she is a grieving widow, but the woman is on Rachel's suspect list. Fiona leaves the police service.

Guest Stars: Felix Williamson, Imogen Annesley, Roger Ward, Treffyn Koreshoff, Carmen Warrington, Steve Jones, Steve Le Marquand.

Frank's involvement with Jennifer Campbell, one of the suspects in her husband's murder, increases despite strong warnings from Rachel. Frank soon becomes a target himself, but is he being threatened by the killer, or from the Melbourne detective obsessed with Jennifer himself? He is forced to learn a bitter truth: that people are not necessarily what they seem.

Guest Stars: Felix Williamson, Imogen Annesley, Raelee Hill, Julie Haseler, Leverne McDonnell, Roger Ward, Ken Radley.

Early on a rain-swept morning, the detectives are called out to a waterside warehouse where a distraught security guard has shot an escaping robber. The robber turns out to be a friend of Dave, who is determined to prove the guard is lying.

When a smoke bomb goes off inside a waterfront restaurant, Rachel and Frank find out that the owners are being blackmailed. The detectives go undercover in the restaurant to try to learn who the extortionist is, and it is Frank who is then given the task of delivering a bag of cash. In a tense operation, he criss-crosses the harbour following the extortionist's instructions before making the final drop-off.

Rachel realises how little control parents have over the lives of their children when she and Frank investigate the death of a 22-year-old girl at a party. Christina Lambert collapsed from a drug overdose at a fashion party, but why was this girl, who her friends and family deny was a drug user, taking amphetamines?

Tommy decides to take an early morning ferry ride to work, but the ferry collides with a large fishing trawler. He tries his best to control the panic, risking his own life to help passengers escape before the ferry sinks. In the aftermath of the disaster, Tayler unknowingly hands robbery proceeds back to a thief, while Gavin looks into the life of his double - Gavin Sykes - who was killed in the crash. Rachel and Frank try to find out who was at fault in the accident.

Terry jeopardizes his career when he falls into bed with Gina Downie, a woman he rescued when her dive into a shipwreck went wrong. Believing their rendezvous to be just a one-night stand, Terry tries to give her the flick, but she has more sinister intentions which culminate in a near fatal attack on Terry. Frank and Rachel try to solve the mystery of a woman found floating in the harbour. Was she murdered or did she commit suicide?

Guest Stars: Raelee Hill, Hélène Joy, Noel Hodda, Ross Anderson, Yvette Alcott.

Tayler falls for a handsome man named Brett Boyce, who is an operator of a water taxi company. She soon becomes entangled in the conflict between Brett and his older brother Liam, who works for a rival business. The Nemesis crew are called upon to rescue a sixteen-year-old boy who is attempting to sail around the continent.

Guest Stars: Justin Rosniak, Tamblyn Lord.

Frank takes Rachel out to dinner, trying to shift his relationship with her to a bit more of a personal footing, but his efforts are thwarted when an old friend calls her for help. Rachel goes undercover as a drug courier aboard an incoming yacht from Thailand, but things go terribly wrong when her cover is blown and the desperate drug dealers kidnap her at gun point.

Three criminals, including those who kidnapped and terrorised Rachel, make a dramatic escape from a prison van and try to make their getaway in a stolen boat on the Parramatta River. Meanwhile, the tensions between Jeff and Helen escalate.

Jeff is surprised when a psychic tells him she has had a 'vision' about a missing girl. With some reluctance, the detectives are brought onto the case. Rachel establishes a rapport with the psychic but Frank is skeptical of her. Is she genuine or is she just after the $10,000 reward money being offered by the girl's parents? Rachel meets a man - and creates a new career for herself.

The Nemesis crew hear gunshots coming from inside a yacht in the dead of night. Boarding the yacht they are shocked to find a bloodbath; two dead bodies and a badly injured woman who makes a garbled statement about "the man in the moon" before dying. Frank and Rachel investigate the shooter, a supposedly happily married real estate agent who in fact, is leading a double life.

The detectives are called in to investigate when a young woman is reported missing. It is believed that she was being stalked by an admirer called "Desperate Dave". Gavin, Tayler and Tommy attempt to outwit a couple of bag snatchers at Darling Harbour, but their pursuit is halted when Tayler falls overboard.

The Water Police are called to a robbery scene where a quantity of fireworks were stolen off a barge. Just as they arrive at the scene, an explosion sends the owner and his assistant flying. A few school kids were seen running from the barge, and one of them turns out to be Jeff's son, Rick. Will he have to arrest his own son?

Rachel and her new man, Michael Jeffries, are guests at a wedding on a ship called "The Bounty." The romantic setting is shattered when a body falls from the sails. Rachel quickly sets aside her wine taster persona and turns professional in her detective role, putting her relationship with Michael on the line. Frank and Rachel unravel the mystery of the dead body, which takes on a much bigger profile when an extortionist claims the killing is part of a planned terrorist attack on the Australian tourism industry.

The resources of the Water Police are stretched to the limit when the US Navy cruises into Sydney Harbour during the Mardi Gras weekend. Rachel and Frank join the boat crew in trying to keep order on the harbour as a flotilla of fanatical environmental protesters hinder the Navy's arrival. The weekend takes a violent turn when a teenager is found bashed and left for dead in the Water Police car park.

When a body that was cut into pieces is pulled from Sydney Harbour, and is found to be that of a Melbourne woman, Rachel and Frank travel to Melbourne to investigate. The woman's son has disappeared and it seems her sister, as well as a shady King Street nightclub owner, know more than they are willing to let on.

Guest Stars: Aaron Blabey, Anthony Martin, Bridie Carter, Essie Davis, Kelly Dale, Shane Withington, Simon Burke, Suzi Dougherty, Maggie Blinco, Paul Caesar.

The investigation into the death of Melissa Davies continues in Melbourne, but the stakes are raised with the knowledge that her son, Jordan, is still alive. Fearing that Jordan may have witnessed his mother's murder, the detectives are desperate to find him before he is killed as well.

Guest Stars: Aaron Blabey, Salvatore Coco, Bridie Carter, Essie Davis, Michael Perry, Shane Withington, Simon Burke, Suzi Dougherty.

When Frank goes on an overseas attachment, Rachel has difficulty adjusting to her new partner, Tom Clancy, after the two are thrown together to investigate a mysterious drowning. Sam Bailey competes in a diving competition which ends in tragedy.

Frank, Tommy and Gavin investigate the death of a bikie who was gunned down in a harbourside park. Packages of drugs found floating in the harbour keep the dive team busy as Dave tries to ease a shaken Sam Bailey back to work after the death of a fellow diver during a competition.

Frank is investigated by Tony Brady of Internal Affairs after a petty criminal taken to the station for questioning accuses Frank of assaulting him while in custody. To keep busy while the investigation continues, Rachel and Frank investigate a series of safe robberies in which evidence at the crime scenes all points to inside jobs.

When Sam Jones is found murdered in his home, Frank immediately becomes the prime suspect. Rachel and Frank investigate the disappearance of a young barmaid, Livvy, last seen alive by Tayler, when they were in the same taxi together.

Frank is charged with the murder of Sam Jones and as a result, suspended from police duties. Meanwhile, Rachel sets out to clear his name with a bit of help from her new partner - Gavin. Believing Frank was set up by Melbourne crime figure Charlie Hayes to discredit him as a witness in Gary Travis' upcoming trial, Rachel sets out to locate Ronny Jefferson. Ronny is a witness to the Melissa Davies murder, and the only other person whose evidence can convict Travis.

Having discovered who killed Sam Jones and Ronny Jefferson, Frank decides to set himself up as bait in an attempt to catch the killer. Rachel has an important decision to make regarding her future when Michael proposes - her lover or her partner.

Liz Robinson, Frank's second ex-wife, goes to him for help and protection from a blackmailer who has photos of her having cocaine snorted from her stomach. The Nemesis crew capture a trio of escaped felons and locate the father of a young boy found trying to sail home to New Zealand by himself.

Liz Robinson, Frank's second ex-wife, goes to him for help and protection from a blackmailer who has photos of her having cocaine snorted from her stomach. The Nemesis crew capture a trio of escaped felons and locate the father of a young boy found trying to sail home to New Zealand by himself.

Guest Stars: Rebecca Hobbs, Anthony Phelan, Erik Thomson, Hugh Baldwin, Michael Magee, Judith Wright, Tim McCunn, Joan Millar, Bryan Andrews.

When Liz is nearly run down in front of him, Frank, fearing for her safety following her husband's murder in prison, suggests that she should stay with him. Tommy's relationship with Rhonda comes to a tragic end.

While Frank is away, Rachel and substitute partner Jack Christey take on surveillance duty to catch a rapist who has been abducting women from parked cars and assaulting them. Dave and Tommy are sent out onto white-water rapids on a rescue operation. Still hurting from his own loss, Tommy takes it upon himself to deliver a result and find the missing man.

Guest Stars: Steve Bisley, Steve Cox, Dianne Weller, Shane Alexander, Stephen Hayden, Yanna Black, David Edwards, Derek Armistead.

Rachel and Tommy, who is standing in for Frank, investigate the arson of a boat inside which the nude body of a teenage boy is later found. The owner of the boat has a dubious affinity with young boys, but is he the culprit or another victim?

When Rachel and Tommy arrest a teenager for break and enter, they discover that he is Dave's son, and have to charge him with the supplying and trafficking of illegal drugs. As a result, the pressure of balancing work and home life gets to Dave. A quantity of stolen explosives are used in an attempted bombing of the Harbour tunnel.

Frank and Rachel investigate a domestic dispute when a woman claims that her husband stabbed her. After the Nemesis crew intervenes in a dockside brawl, Tayler loses her confidence and requests desk duty having been unable to contain a violent suspect.

When Frank becomes caught in the middle of a siege with the estranged father, Rachel must use her negotiating skills to help him and the other hostages gain their freedom.

Guest Stars: Inge Hornstra, Nicholas Opolski, Rebecca Hobbs, Robyn Gibbes, Scott McGregor, Lawrence Woodward, John Walton, Johnny Raaen, Tim Jones.

While Frank is away in Melbourne for a job interview, Rachel and Tommy try to hunt down a serial killer who has a rather strange way of leaving their victim's bodies.

Frank and Rachel investigate an extortion racket in Chinatown, in which Terry Madigan is possibly involved. And meanwhile, Gavin and Jeff compete against each other in an 18ft skiff race.

Rachel and Helen investigate the violent kidnapping of a diamond broker's wife, an incident that Helen thinks is a striking resemblance to the disappearance of his first wife seven years earlier. Dave has to cope with the pressures of running the station in Hawker's absence, finding his runaway son, and preventing his marriage from disintegrating. Things for Dave aren't helped when the Water Police are assigned to contain a media frenzy as teen pop sensation Milkshake film their latest music video on the harbour.

Guest Stars: Allison Cratchley, Abe Forsythe, Brooke Anderson, Rohan Michael, Tiriel Mora, Christine Stephen-Daly, Matthew O'Sullivan.

Note: First appearance of Allison Cratchley as Emma Woods.

Frank goes undercover and poses as a criminal in an attempt to expose an armed robbery operation. Things get a little complicated when it is revealed that the man Frank is pretending to be, has a girlfriend.

The undercover operation involving Frank becomes increasingly more dangerous as the armed robbery gets closer. Despite the police's ongoing investigation, Les is granted bail and threatens to blow Frank and Louise's cover. The divers recover Cheryl's body from the harbour. Frank is forced to act as the getaway driver during the robbery but a sudden change in plans throws off the police surveillance unit and puts Frank's life on the line.

Rachel and Helen investigate the disappearance of a young girl and the subsequent murder of the woman suspected of her kidnapping. Further complications arise when it is revealed that Terry is the father of the missing girl.

When armed-robber Kiwi Dave pins Frank to the ground, holds a gun to his head and pulls the trigger, his near-death experience leads him on a one-man anti-gun campaign and a journey of self-discovery. Meanwhile, Helen is promoted to the rank of Senior Sergeant.

When Jack Christey, Frank's temporary replacement, boards a boat to try and apprehend a teenager who is in an armed stand-off with the Water Police, the boy panics and in the ensuing confusion, both he and Tayler are shot. Tayler's near-fatal shooting prompts a reunion between Helen and her estranged brother.

Rachel and Jack investigate when a gym bag containing a man's severed head is found washed up on a beach. Meanwhile Tommy and Gavin's pursuit of a young boy comes under scrutiny when the boy disappears after diving into the harbour in an attempt to evade the officer.

An old police friend of Frank's is caught up in a drug dealing operation that uses an ice-cream boat, and its ice-cream, as a cover. Tommy, Gavin and Dave respond to a robbery at the wharves and wind up in a bar brawl as they track down a number of stolen VCRs.

Jeff finds himself in the line of fire when ballistic tests prove that his gun was used to kill Vince Blake eight years ago. He and Rachel work together to clear his name. Meanwhile, Tommy finds himself in the middle of a dispute at the site of an archeological dig.

The apprehension of the man responsible for the robbery of a group of tourists leads the detectives into the investigation of illegal steroid dealing at a local gym. When an accident pins a pregnant woman's arm underneath a boat, Rachel, the Nemesis crew and the divers have no choice but to deliver her baby underwater as the tide comes in and submerges the woman. Soon after, they become involved in a murder case when the child's father is found dead as a result of a gunshot to the head.

With Rachel away, Frank and Helen investigate the disappearance of an environmental activist who they believe is responsible for an explosive protest that put one man in hospital. Meanwhile, Gavin tries to determine what happened to a triathlon competitor who vanished during a race that was being overseen by the Nemesis crew.

Guest Stars: Allison Cratchley, Anthony Martin, John Walton, Anita Hegh, Anthony Simcoe, Craig Elliott, Matthew Lilley, Mark Owen-Taylor, Marie-Louise Walker.

"Kiwi" Dave Crowe manages to escape from custody and makes it his own personal mission to make Frank's life a misery. His vendetta though, takes a toll on Frank's relationship with Louise and she breaks up with him.

When Rachel, Gavin and Tommy board a stolen cruiser they found drifting in the harbour, they are shocked to find Judge Moreton bound, gagged, and wearing very little clothing. Frank's interest in the case is heightened when he learns that the son of Terry Madigan is involved.

When a woman sees a base jumper plunge to his death, Jack is convinced the dead man's three friends know more about the incident than they are letting on. Dave sends Tayler's dive-instructor boyfriend off on a wild-goose chase in search of a sunken Japanese submarine rumoured to be in the harbour.

Gavin pulls the body of his girlfriend from her car after he sees her vehicle plunge into the harbour. Unfortunately though, he can't save her life. Jack tries to keep Gavin off the case, by asking Helen to help him investigate the woman's death when evidence of foul play is found.

Rachel becomes the obsession of a mentally unstable woman named Sarah Ackroyd, who loves religious omens and is controlled by an equally unstable lover. When Rachel stops her from jumping off a cliff, a bizarre string of events follow and it soon becomes apparent that not only is Sarah toying with Rachel's emotions, she is possibly involved in a murder that is being investigated by Rachel and Jack.

Inspector Barry Strong from Internal Affairs arrives at the Water Police when uniforms belonging to Gavin and Tommy are worn by two men so that they can steal money. When Helen's name comes up in the I.A investigation, she is suspended from work.

Frank and Rachel do everything they possibly can to clear Helen of any wrongdoing. Their investigation takes a turn when Terry Madigan's name is mentioned, much to the delight of Frank, who has been wanting to get Madigan in jail for years. Jack uses the Water Police divers when his informant tells him that there is a body of a known drug courier at the bottom of the harbour.

Frank and Rachel are caught in the middle of the feud between Terry Madigan and Jimmy Formica, as it begins to get personal. The rekindled romance between Frank and undercover cop Louise Bradshaw is short-lived when Louise is gunned down when she is caught in a shoot-out between the warring drug dealers. Helen is reluctant to return to the service and considers a new line of work, but Rachel manages to change her mind.

As the conflict between Madigan and Formica intensifies, Frank's life hangs in the balance and he is forced to rely on his arch enemy, in Madigan, to survive.

When a cruise ship with mostly rich people on board enters Sydney Harbour, Rachel and Frank uncover a possible jewelry heist that is about to take place. The investigation leads them to believe that some of the ship's crew are involved. Dave and the other divers find a number of human bones at the bottom of the harbour, which belonged to a child.

Guest Stars: