Koel Mallick

Mallick's screen debut was in Nater Guru – opposite Jeet. Nater Guru was a "runaway success" at the box office.[6] The film, released in 2003, marked Mallick's entry into Tollywood. She also won her first award for Best Actor in a Leading Role Female at the 4th Tele Cine Awards (2004) for Nater Guru. In the film, Mallick plays the role of a 23-year-old girl named Monica opposite Jeet. Since the release of Nater Guru the pair has worked together often, appearing in eleven films.[7][8]

In 2004, she starred in Debipaksha, Shudhu Tumi, Badsha The King and Bandhan. While the first two performed poorly at the box office, Bandhan was a huge success in Bengal and was a blockbuster at the box office. It was also the highest grossing Bengali film of 2004.

In 2005, Mallick appeared in Shubhodrishti, Manik, Yuddho and Chore Chore Mastuto Bhai. In 2005, Koel Mallick entered the Odia film industry for the first time. In her first Odia film, Premi No.1, Mallick acted opposite Anubhav Mohanty. She appeared in Yuddho opposite Mithun Chakraborty and Debashree Roy. The film recorded an initial collection of ₹ 12 million (12 million) in its first week. In 2006, she took on a more serious role in MLA Fatakeshto in which she played a reporter. She also starred in the 2008 film Love, the Bengali remake of Love Story.[9]

Mallick made her television debut with Zee Bangla's first Mahalaya in the year 2007 as Devi Mahisasuramardini and her various avatars. She also appeared in Didi No. 1 in 2010 as a celebrity contestant. She also hosted her first talk-show Katha O Kahini. The show went on to air on Star Jalsha.[10]

In 2013 Koel appeared as a celebrity judge in the Bengali version of Jhalak Dikhhla Jaa along with Bollywood choreographer Remo D'Souza. The show aired on ETV Bangla.[11] She also starred in Dance Bangla Dance Junior as a Judge and in Season 11 as a celebrity judge. She was also seen in Zee Bangla's various reality shows like Rannaghor, Dadagiri Unlimited, and Didi No. 1.

She and Jeet were also seen as a guests in the Star Jalsha serial Sansar Sukher Hoy Romonir Gune for the promotion of the movie 100% Love. Mallick has also appeared on the popular soap Bojhena Se Bojhena which is also aired on STAR Jalsha.