Obsada
Arnold Marlé
President of the Medical Society (uncredited)
Finlay Currie
Capt. Joshua Stuart
Tommy Duggan
Office Clerk
Gerard Heinz
Dr. Hartmann (uncredited)
Barry Morse
Robert
Barbara Mullen
Ellen Kirby
Sybille Binder
Anne Marie
A.E. Matthews
Mr. Kirby
Frederick Valk
Dr. Kurtz
Andreas Malandrinos
Italian Police Chief (uncredited)
Michael Redgrave
David Charleston
George Carney
Harry
Tony Quinn
Office Clerk
Lilli Palmer
Melanie Kurtz
Bryan Herbert
Flanning
Victor Rietti
Doctor (uncredited)
Vi Kaley
Old Woman in Cell (uncredited)
James Mason
Streeter
Milo Sperber
Mr. Hirohiti (uncredited)