36 Hours (1965) is an American suspense film, based on the short story "Beware of the Dog" by Roald Dahl. The picture stars James Garner, Eva Marie Saint, and Rod Taylor and was directed by George Seaton. On 2 June 1944, a German army doctor tries to obtain vital information from an American military intelligence officer by convincing him that it is 1950 and World War II is long over.