The Lady Vanishes
- Ano: 1938
- País: United Kingdom
- Xénero: Mystery, Thriller, Comedy
- Estudo: Gainsborough Pictures
- Palabra clave: espionage, secret agent, flowerpot, concussion, search for witnesses, gay interest, conspiracy, train, british spy, old lady, missing person, magician
- Director: Alfred Hitchcock
- Reparto: Margaret Lockwood, Michael Redgrave, Paul Lukas, May Whitty, Basil Radford, Naunton Wayne