Sister Act is a TV show.
Sister Act is a 1992 American musical comedy film directed by Emile Ardolino and written by Joseph Howard . Featuring musical arrangements by Marc Shaiman , the film stars Whoopi Goldberg as a Reno lounge singer who has been put under protective custody in a San Francisco convent of Poor Clares and has to pretend to be a nun when a mob boss puts her on his hit list . One of the most financially successful comedies of the early 1990s , grossing $ 231 million worldwide , the film was rated # 83 on Bravo 's The 100 Funniest Movies list .