On screen
Cast
32 credited performers
Laurence Harvey
Sean McKenna
Sarah Miles
Catherine
Robert Walker Jr.
Dominic
John Ireland
Prison Warden
Ross Martin
Le Caq
Lee Patterson
Nicky
Jack MacGowran
O'Brian
Carlos Casaravilla
Ramades
Fernando Rey
Sanchez
Fernando Sancho
Shaoush
Noel Purcell
Finigan
José Nieto
Inspector
Phil Posner
Prison Official
Rafael Albaicín
Gendarme
James Brown
Gendarme
Murray Melvin
Gendarme
Artwork unavailable
Carlos Chemenal
Gendarme
Artwork unavailable
Enrique Closas
Gendarme
Artwork unavailable
Juan García Delgado
Gendarme
José Manuel Martín
Gendarme
Artwork unavailable
Ricardo Rodríguez
Gendarme
Artwork unavailable
Juan Olaguibel
Gendarme
Artwork unavailable
Manuel Pêra
Gendarme
Artwork unavailable
Francisco Montalvo
Guard
José Riesgo
Guard
Artwork unavailable
Barta Barri
Death House Guard
José Guardiola
Gate Guard
Artwork unavailable
Edward St. John
Special Guard
Artwork unavailable
Jose Trinidad
Police Chauffeur
Eduardo García
Truck Driver
Robert Rietti
Sanchez / Chief Warden
Xan das Bolas
Character not listed