Director
Alberto De Martino
DIRECTOR
Writer
Sergio Donati
WRITER
Michael Robson
Stars (in credits order)
Kirk Douglas
Robert Caine
Simon Ward
Angel Caine
Agostina Belli
Sara Golan
Anthony Quayle
Professor Griffith
Alexander Knox
Professor Meyer
Virginia McKenna
Eva Caine
Spyros Fokas
Colonel Harbin
Ivo Garrani
Prime Minister
Massimo Foschi
Young Arab
Romolo Valli
Charrier
John Carlin
Robertson
Peter Cellier
Sheckley
Gerard Hely
Clarke
Penelope Horner
Caine's Secretary
Caroline Langrishe
Girlfriend
Jenny Twigge
Air Hostess
Richard Cornish
1st Journalist
Denis Lawson
2nd Journalist
John Bancroft
3rd Journalist
Joanne Dainton
Nurse
Geoffrey Keen
Gynecologist
Allan Hendrick
Fanatical Demonstrator
Adolfo Celi
Dr. Kerouac
Domenico Di Costanzo
Asylum patient
Omero Capanna
Asylum Orderly (uncredited)
Tony Clarkin
Leader of protesters Megaphone Man (uncredited)
Maxwell Craig
Reception Guest (uncredited)
David de Keyser
Dubbing (uncredited) (voice)
Andrea Esterhazy
Doctor (uncredited)
Vittorio Fanfoni
Asylum Patient (uncredited)
Vera Goulet
Alan Harris
Lorna Kilner
Aileen Lewis
Teresa Rossi Passante
Hospital nurse (uncredited)
Terry Sartain
Sergio Serafini
Lamberto Solfa
