Mister X
- Joer: 1967
- Land: Italy, Spain
- Genre: Action, Crime, Drama
- Studio: Copercines, Cooperativa Cinematográfica, Terra Film
- Schlësselwuert: superhero
- Direkter: Piero Vivarelli
- Besetzung: Pier Paolo Capponi, Gaia Germani, Armando Calvo, Anna Zinnemann, Umberto Raho, Renato Baldini