La ragazza che sapeva troppo
- Jier: 1963
- Lân: Italy
- Sjenre: Thriller, Mystery, Horror
- Studio: Galatea Film, Coronet s.r.l.
- Keyword: rome, italy, italy, investigation, tourist, murder, marijuana, serial killer, giallo
- Direkteur: Mario Bava
- Cast: John Saxon, Letícia Román, Valentina Cortese, Dante DiPaolo, Titti Tomaino, Luigi Bonos