A hard-drinking river boat man (Bogart) and a stern, puritanical lady missionary (Hepburn) are thrown together in the war-torn African jungle as they embark on a perilous mission to destroy a German gunboat.

Casablanca: Rick Blaine, an American expatriate with a shady past, runs the very popular night-spot, Rick's Café Américain in Casablanca, French Morocco. Everybody comes to Rick's--gamblers, smugglers, spies, counter-spies, refugees, and more. Rick and his best friend Sam, the club's piano player, keep out of politics and ignore the war. Rick's friend Captain Renault, prefect of the Vichy police, agrees with Rick. But the war will not leave him...