The Girl Who Knew Too Much

A tourist witnesses a murder and finds herself caught up in a series of bloody killings.

• Mario BavaDirector
• Roberto NicolosiOriginal Music Composer
• Ennio De ConciniScreenplay
• Sergio CorbucciScreenplay
• Eliana De SabataScreenplay
• Mino GuerriniScreenplay
• Franco ProsperiScreenplay
• Mario BavaScreenplay

• John SaxonDr. Marcello Bassi
• Letícia RománNora Davis
• Valentina CorteseLaura Craven-Torrani
• Dante DiPaoloAndrea Landini
• Titti TomainoInspector
• Luigi BonosAlbergo Stelletta
• Milo QuesadaDe Vico / Paccini
• Gustavo De NardoDr. Facchetti
• Giovanni Di BenedettoProfessor Torrani
• Jim DolenPriest (uncredited)
• Franco ResselArresting Officer at Airport (uncredited)
• Robert BuchananDr Alessi