Ship of Fools is a 1965 American drama film directed by Stanley Kramer, set on board an ocean liner bound for Germany from Mexico in 1933. It stars a prominent ensemble cast of 11 stars — Vivien Leigh, Simone Signoret, Jose Ferrer, Lee Marvin, Oskar Werner, Elizabeth Ashley, George Segal, Jose Greco, Michael Dunn, Charles Korvin and Heinz Ruehmann. It also marked Christiane Schmidtmer's first U.S. production.

Stanley Earl Kramer was an American film director and producer, responsible for making many of Hollywood's most famous "message films" and a liberal movie icon. As an independent producer and director, he brought attention to topical social issues that most studios avoided. Among the subjects covered in his films were racism, nuclear war, greed, creationism vs. evolution, and the causes and effects of fascism. His other films included High Noon, The Caine Mutiny, and Ship of Fools (1965).