Alfred Hitchcock's most celebrated British thriller, adapted from John Buchan's novel. Richard Hannay (Robert Donat) becomes the victim of mistaken identity when a female corpse is dumped in his flat by a spy ring. He tries to track down the true murderers whilst being pursued by the police, and hooks up with an unwilling accomplice (Madeleine Carroll). Their adventure eventually leads them to a music hall, where the secret of the 39 steps is revealed. Also included is the documentary 'Hitchcock - The Early Years'.