Prof. David Pollock

Gregory Peck

Yasmin Azir

Sophia Loren

Yussef Kasim

Kieron Moore

Beshraavi

Alan Badel

Hassan Jena

Carl Duering

Maj. Sylvester Pennington Sloane

John Merivale

Webster

Duncan Lamont

Ragheeb

George Coulouris

Beauchamp

Ernest Clark

ambasador Lufti

Harold Kasket

Policeman in Car Crash

Windsor Davies

Fanshaw

Gordon Griffin

Microscope Salesman

Michael Bilton

Helmsley

Jimmy Gardner

Beshraavi's Henchman

Larry Taylor

Zoo Guard

Harry Locke

Driving the Kidnap Lorry (uncredited)

James Payne

Ascort Racegoer (uncredited)

Jill Goldston

Racegoer

Lewis Alexander

Ascot Racegoer

Jack Armstrong

Henchman

Peter Avella

Ascot Racegoer

Paul Beradi

Man at Gatwick Airport

Ernest Blyth

Man in Crowd

George Curtis

Ascot Racegoer

Peter Evans

Ascot Racegoer

Chick Fowles

Racegoer

Victor Harrington

un serveur

Gerry Judge

Eric Henderson

Ragheeb's Wife

Malya Nappi

Racegoer

Juba Kennerley

Racegoer

Aileen Lewis

Taxi Driver

Robert Rowland

Racegoer

John Tatum

Policeman at Airport

Colin McKenzie

Julian Mitchell

Stanley Price

Pierre Marton

Christopher Challis

Henry Mancini

Woman in Airport

Mabel Etherington

Man at Press Conference

Roy Everson