Claudio Camaso
as
Franco Magni
Gian Maria Volonté
as
Inspector Moroni
Norman Wooland
as
Dr. L.G. Blanchard
Sam Kydd
as
Harry Slinger
Alf Joint
as
Security Man
Livio Lorenzon
as
Alcalde Miguel
Gino Pernice
as
Bank Employee
Franco Nero
as
Burt Sullivan
Remo De Angelis
as
Juan - Delgado Henchman
David Lane
Director
Cliff Richard
as
Cliff Richard Jr.
Charles 'Bud' Tingwell
as
Dr. Tony Grant / Angry Young Man / Public Relations Officer
David Graham
as
Gordon Tracy / Brains / Parker
Ray Barrett
as
John Tracy / The Hood
Roman Polanski
Director
William Franklyn
as
Cecil
Jacqueline Bisset
as
Jacqueline
Lionel Stander
as
Richard
Anthony Sharp
as
Blackburn
Barrie Ingham
as
Major Muncaster
Edward Judd
as
Mike Vernon
Ric Young
as
The Lystrian
Marina Vlady
as
Mona
Monte Hellman
Director
Neil Summers
as
Cameron Mitchell
as
Vern
Jack Nicholson
as
Wes
Roger Delgado
as
Nigel Green
as
Gen. Wolseley
Ronald Leigh-Hunt
as
Lord Northbrook
Ralph Michael
as
Sir Charles Dilke
Lester Matthews
as
Doctor
Noel Drayton
as
Elevator Operator
Richard Conte
as
Tony Moreno
Val Avery
as
Trench
Virginia McKenna
as
Joy Adamson
Geoffrey Keen
as
Kendall
Michael Ripper
as
David Hawkins
John Harvey
as
Thompson
Peter Bowles
as
Paris Singer
Murray Melvin
as
Photographer
Richard Harris
as
Capt. Rafer Hoxworth
Malcolm Atterbury
as
Gideon Hale
Julie Andrews
as
Jerusha Bromley
Sid Haig
as
Abdul the Arab
William Campbell
as
Antonio Sordi
Fred Thompson
as
Beatnik
George Chandler
as
Judge Harley Nast
Reta Shaw
as
Mrs. Halcyon Maxwell
Hope Summers
as
Susanna Blush
Ethelreda Leopold
as
Townswoman
Alexander Knox
as
Minister
Oliver MacGreevy
as
Tattooed Man
Terence Stamp
as
Willie Garvin