The 39 Steps
- Blwyddyn: 1935
- Gwlad: United Kingdom
- Genre: Mystery, Thriller
- Stiwdio: Gaumont-British Picture Corporation
- Allweddair: london, england, based on novel or book, scotland, falsely accused, scotland yard, secret agent, film noir, murder, fugitive, on the run, conspiracy, black and white, moor (terrain), handcuffed, campaign speech, college professor, memorization, government secrets, runaway couple, posing as newlyweds, suspicious husband, london palladium, handcuffed together
- Cyfarwyddwr: Alfred Hitchcock
- Cast: Robert Donat, Madeleine Carroll, Lucie Mannheim, Godfrey Tearle, Peggy Ashcroft, John Laurie