The Man Who Knew Too Much
- Ano: 1934
- País: United Kingdom
- Xénero: Thriller, Mystery
- Estudo: Gaumont-British Picture Corporation
- Palabra clave: concert, kidnapping, murder, shootout, criminal, clue, dentist, hypnotism, ski resort, brawl, assassination plan, corrupt church, cymbals, sharpshooting, worship service, saint moritz, switzerland
- Director: Alfred Hitchcock
- Reparto: Leslie Banks, Edna Best, Peter Lorre, Frank Vosper, Hugh Wakefield, Nova Pilbeam