 She is a Trinamool Congress Member of Parliament, Lok Sabha since 2009.Roy made her film debut opposite Prosenjit Chatterjee in Tapan Sinha's much acclaimed Bengali film "Atanka" (1986), which won her the BFJA Awards for the Best Supporting Actress in 1987.She shot to stardom after she had been paired with Tapas Paul in films such as "Amar Bandhan" (1986), "Guru Dakshina" (1987), "Antaranga" (1988), "Apan Amar Apan" (1990) and "Abishkar" (1990) to name a few.