Kirk Douglas
Robert Caine
Acting
Agostina Belli
Sara Golan
Acting
Simon Ward
Angel Caine
Acting
Anthony Quayle
Professor Griffith
Acting
Adolfo Celi
Dr. Kerouac
Acting
Romolo Valli
Charrier
Acting
Ivo Garrani
Prime Minister
Acting
Spiros Focás
Harbin
Acting
Massimo Foschi
Young Arab
Acting
Virginia McKenna
Eva Caine
Acting
John Carlin
Robertson
Acting
Alexander Knox
Meyer
Acting
Vittorio Fanfoni
First Asylum Patient
Acting
Eugenio Masciari
Second Asylum Patient
Acting
Sergio Serafini
Third Asylum Patient
Acting
Domenico Di Costanzo
Fourth Asylum Patient
Acting
Geoffrey Keen
Gynecologist
Acting
Allan Hendrick
Fanatical Demonstrator
Acting
Peter Cellier
Sheckley
Acting
Gerard Hely
Clarke
Acting
Caroline Langrishe
Girlfriend (as Caroline Horner)
Acting
Penelope Horner
Caine’s Secretary
Acting
Jenny Twigge
Air Hostess
Acting
Richard Cornish
1st Journalist
Acting
Denis Lawson
2nd Journalist
Acting
John Bancroft
3rd Journalist
Acting
Joanne Dainton
Nurse
Acting