The French Key
- Jaar: 1946
- Land: United States of America
- Genre: Misdaad, Mysterie, Avontuur
- Studio: Republic Pictures, Walter Colmes Productions
- Trefwoord: private detective
- Regisseur: Walter Colmes
- Gips: Albert Dekker, Evelyn Ankers, Mike Mazurki, John Eldredge, Frank Fenton, Selmer Jackson