Dottor Marcello Passi

John Saxon

Nora Davis

Letícia Román

Laura Craven-Torrani

Valentina Cortese

Woman in Sguattera Restaurant

Adriana Facchetti

Andrea Landini

Dante DiPaolo

Inspector

Titti Tomaino

Albergo Stelletta

Luigi Bonos

Gianni di Benedetto

De Vico / Paccini

Milo Quesada

Dr. Facchetti

Gustavo De Nardo

Professor Torrani

Giovanni Di Benedetto

Priest (uncredited)

Jim Dolen

Arresting Officer at Airport (uncredited)

Franco Ressel

Dr Alessi

Robert Buchanan

Murder Victim

Marta Melocco

Nurse

Lucia Modugno

Policeman

Franco Moruzzi

Torrani's Maid

Virginia Doro

Uncle Augusto

Mario Bava

Ethel Windell Batocci

Chana Coubert

Dafydd Havard

Tiberio Murgia

Peggy Nathan

Lido Pini

John Stacy