Big B (short form of Big Brother) is a 2007 Indian Malayalam-language neo-noir action thriller film co-written and directed by Amal Neerad, starring Mammootty in the lead role with an ensemble cast including Manoj K. Jayan, Bala, Sumit Naval, Mamtha Mohandas, Nafisa Ali, Pasupathy, Shereveer Vakil, Innocent and Vijayaraghavan in supporting roles. The cinematography was done by Sameer Thahir, songs were composed by Alphonse Joseph and background score by Gopi Sundar.