Halla Bol (Raise Your Voice) is a 2008 Indian Hindi-language social action drama film written and directed by Rajkumar Santoshi. Halla Bol stars Pankaj Kapur, Ajay Devgn and Vidya Balan in pivotal roles and a number of celebrities from the Hindi and other film industries appear as themselves. Produced by Samee Siddiqui, the film's score and soundtrack was composed by Sukhwinder Singh, while Natarajan Subramaniam and Steven Bernard were the cinematographer and editor respectively. It was released on 11 January 2008. The film was remade with an adapted story in Bengali in 2010 named Pratidwandi.
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