Mel Ferrer

as Self - Actor / 1st Husband (archive footage)

as Self (archive footage)

as Patriarch

as Self

as CIA Chief Frankenheimer

as Judge Michael Lengel

as Arthur Orloff

as Franz Bollenstein

as Carl Charnock

as Cornelius A. Woaegen, president of GTI

as Stephan Mathiesen

as David Mendelssohn

as Sheriff

as Professor Carter

as Andreas Heggener

as General Murchison

as Dr. Sanford

as Anthony Durano

as Joshua

as Dr. Walker

as Radcliffe (US version)

as Vera Husband

as Dr. Robert Cook

as Sheriff

as Dr. Sidney Coleman

as King Eurich

as Colonel Stone

as Self (archive footage) (uncredited)

as Roberto Micheli

as Professor Henry Douglas

as David

as Peseti

as Van Gould

as Harvey Wood

as Mel Fields

as Aurelio Morelli

as Police superintendent

as District Attorney Mannino

as Massimo Oderisi

as Gen. Franz von Clodius

as Dalton Harvey

as Doctor Harrison

as French-Canadian Radio Speaker (voice) (uncredited)

as El Greco (Domenico Teotocopulo)

as Rudy DeMeyer

as Dr. Jekyll & Mr. Hyde (uncredited)

as Cleander

as Juan Bautista de La Salle

as Maj. Gen. Robert Haines

as Philip Allan

as Andrea Di Tula

as Marco

as Stephen Orlac

as Georges Gauthier

as Leopoldo De Karnstein

as Benson Thacker

as Maj. Foster MacLain

as Crown Prince Rudolph

as Robert Cohn

as Giancarlo Barandero

as Prince Andrei Bolkonsky

as Le comte Henri de Chevincourt

as Don Paolo Salinas

as Capt. Alfred Westerman

as Paul Berthalet

as Henrik

as Arthur

as Frenchy Fairmont

as Noel, Marquis de Maynes

as Luís Bello

as Gabriel 'Gobby' Broome

as Dr. Scott Mason Carter

as Father Serra (uncredited)

as Frederick

as Eric Brahm

as George Matthews

as Anthony Palandrini

as Phillip Erickson

as Phillip Erickson

as Harrison Page

as Dr. Paolo Brogli

as Nicholas Skinner

as Hale Burton

as Appolonius

as Analog

as Armando Della Morra

as Fritz Gerlich

as Dr. Ross

as John Rickman

as Jerry Parks

as Father Neill

as Self

as Peter Carrington

as Self

as Self

as Self - Panelist