Casablanca is a 1942 American romantic drama film directed by Michael Curtiz based on Murray Burnett and Joan Alison's unproduced stage play Everybody Comes to Rick's.The film stars Humphrey Bogart, Ingrid Bergman, and Paul Henreid; it also features Claude Rains, Conrad Veidt, Sydney Greenstreet, Peter Lorre, and Dooley Wilson.Set during World War II, it focuses on an American expatriate who ...