The Lady Vanishes

The Lady Vanishes is a 1938 British mystery thriller film directed by Alfred Hitchcock and starring Margaret Lockwood and Michael Redgrave. Written by Sidney Gilliat and Frank Launder, based on the 1936 novel The Wheel Spins by Ethel Lina White, the film is about an English tourist travelling by train in continental Europe who discovers that her older travelling companion seems to have vanished. After her fellow passengers deny ever having seen the older lady, the young woman is helped by a young musicologist. Together they search the train for clues to the woman's disappearance. The Lady Vanishes was filmed at the Gainsborough Studios in Islington, London.

Synopsis: Wikipedia, CC BY-SA 4.0