Anthony Quinn
Kiril Lakota
Anthony Quinn
Kiril Lakota
Oskar Werner
Fr. David Telemond
David Janssen
George Faber
Vittorio De Sica
Cardinal Rinaldi
Laurence Olivier
Piotr Ilyich Kamenev
Leo McKern
Cardinal Leone
John Gielgud
The Elder Pope
Barbara Jefford
Dr. Ruth Faber
Rosemary Dexter
Chiara
Frank Finlay
Igor Bounin
Burt Kwouk
Peng
Arnoldo FoĆ
Gelasio
Paul Rogers
Augustinian
Clive Revill
Vucovich
Niall MacGinnis
Capuchin Monk
Isa Miranda
The Marchesa
Gerald Harper
Brian
Leopoldo Trieste
Dying Man's Friend
George Pravda
Gorshenin
Peter Copley
English Cardinal #1
Arthur Howard
English Cardinal #2
Marne Maitland
Cardinal Rahamani
Jean Rougeul
Dominican
Michael Anderson
Director
James Kennaway
Screenplay
John Patrick
Screenplay
Franklin Milton
Sound Recordist
Ernest Day
Camera Operator
Kurt Doubrowsky
Sound Mixer
Tony Brandt
Assistant Director
Amato Garbini
Makeup Artist
Ernest Walter
Editor
George W. Davis
Art Direction
Erwin Hillier
Director of Photography
Edward C. Carfagno
Art Direction
Alex North
Original Music Composer
Morris L. West
Novel
George Englund
Producer
Stanley Goldsmith
Production Manager
Danilo Sabatini
Production Manager
Frederick Muller
Unit Production Manager
Margaret Roy Anderson
Dialogue Coach
Orietta Nasalli Rocca
Costume Designer
Antonio Petrucci
Technical Advisor
Adone Terzariol
Technical Advisor