Phagun Bou

• Vikram Chatterjee as Dr. Ayandeep Ghosh aka Roddur - A doctor and a singer, Mohul's husband.[5]
• Oindrila Sen as Mohul Ghosh; Anurup's ex- girlfriend; Ayandeep's wife

• Abhishek Chatterjee as Chandrajit Bose aka Chandu – Bidhumukhi and Amrapali's husband; Bibi, Mohul and Munna's father.(deceased)
• Anushree Das as Bidhumukhi Bose – Chandrajit's first wife, Bibi's mother, Mohul and Munna's stepmother.
• Bidipta Chakraborty as Amrapali Bose [6] – Chandrajit's second wife, Mohul and Munna's mother, Bibi's stepmother.
• Santu Mukherjee as Jadabendra Ghosh aka Jodu – Roddur's eldest paternal uncle; Amitava, Anirudhha and Rajatava's elder brother; Barshan and Tultuli's father, Nilanjana's father-in-law.
• Lekha Chatterjee as Binapani Ghosh aka Bina - Roddur's younger sister; Amitava and Mayurakshi's daughter.
• Ashmee Ghosh as Sampurna Ghosh - Roddur's younger sister; Amitava and Mayurakshi's daughter.
• Shankar Chakraborty as Amitava Ghosh aka Ankur – Roddur's foster father and elder paternal uncle, Mayurakshi's husband, Tuki's father, Anurup's maternal uncle and Mohul's father-in-law.
• Laboni Sarkar as Mayurakshi Ghosh – Roddur's foster mother and elder paternal aunt, Amitava's wife, Tuki's mother, Anurup's maternal aunt and Mohul's mother-in-law.
• Bharat Kaul as Aniruddha Ghosh aka Ani / Gulu – Malobika's husband, Roddur's biological father, an actor, Mohul's father-in-law.
• Malabika Sen as Malobika Ghosh (née Bose) - Aniruddha's wife, Roddur's biological mother, a classical dancer and former lawyer, Mohul's mother-in-law.
• Suman Banerjee[7] as Gagandeep Ghosh aka Barshan – Jodu's son, Tultuli's elder brother, Roddur's elder cousin brother, a salaryman and Nilanjana's husband.
• Sneha Chatterjee Bhowmick as Nilanjana Ghosh aka Nilu - Gagandeep's wife
• Diganta Bagchi as Rajatava Ghosh - Sonali's husband
• Rajashree Bhowmick as Sonali Ghosh - Rajatava's wife
• Badshah Moitra as Nilanjan Dutta - Tultuli's second husband, Tuki's husband, Tota's father.
• Koushik Roy as Anurup Mallick aka Roop – Roddur's younger cousin brother, a singer, and Mohul's ex-boyfriend turned arch rival, Brishtilekha's estranged husband. Anurup is Mayurakshi's sororal nephew (her sister's son) and has been raised by her.
• Ankita Chakraborty as Brishtilekha Mallick aka Brishti- Anurup's wife, Mohul's rival
• Debolina Mukherjee as Bibi Ghosh - Chandrajit and Bidhumukhi's daughter.
• Madhubani Ghosh Goswami[8] as Madhuparna Ghosh aka Tuki – Roddur's younger cousin sister, Amitava and Mayurakshi's daughter, Nilanjan's second wife, Tota's mother.
• Bulbuli Panja as Simontika Dutta aka Tultuli (née Ghosh) - Chandrajit and Bidhumukhi's daughter.

Screenwriter Leena Gangopadhyay[9] who has previously written down the script for Bengali TV shows like ETV Bangla's long-running drama series Sonar Horin and another daily soap Binni Dhaner Khoi, Zee Bangla's partition-themed love saga Keya Patar Nouko, and Star Jalsha's serials Ishti Kutum and Jol Nupur; developed the central idea for Phagun Bou, whose premise was initially based on a rivalrous love triangle.

Vikram Chatterjee who had previously collaborated with Ganguly and Banerjee in their production Ichche Nodee, was selected to portray the lead role of Dr. Ayandeep Ghosh aka Roddur. Oindrilla Sen who was seen opposite Chatterjee in the 2010 romance drama series "Saat Paake Bandha" (on Zee Bangla), was cast in to play the titular protagonist, Mohul aka "Phagun Bou"; taking into account her onscreen chemistry with Chatterjee. Actor Koushik Roy, noted for his negative portrayal of "Krishnendu Sengupta" in the romance saga Bojhena Se Bojhena; was cast to portray Anurup, the other person aspiring for Mohul's love and the chief antagonist of the seies.[10]

The series is telecast everyday on Bengali GEC Star Jalsha and its corresponding channel with HD feed, Star Jalsha HD. It is available via optimum cable connection or by satellite TV connections. The show has been distributed by Star India, in association with Novi Digital Entertainment. On the digital platform, Phagun Bou is available for viewing on the app Hotstar. New episodes are released earlier than on TV, and the service is available for viewers having a premium subscription plan.

The show has been filmed at several locations, the most prominent being Kalimpong.