Gregory Peck
Prof. David Pollock
Acting
Sophia Loren
Yasmin Azir
Acting
Alan Badel
Nejim Beshraavi
Acting
Kieron Moore
Yussef Kasim
Acting
Carl Duering
Prime Minister Hassan Jena
Acting
John Merivale
Maj. Sylvester Pennington Sloane
Acting
Duncan Lamont
Webster
Acting
George Coulouris
Ragheeb
Acting
Ernest Clark
Beauchamp
Acting
Harold Kasket
Mohammed Lufti
Acting
Windsor Davies
Policeman
Acting
Jimmy Gardner
Helmsley
Acting
Larry Taylor
Mustapha
Acting
Harry Locke
Zookeeper
Acting
Michael Bilton
Microscope Salesman
Acting
Jill Goldston
Ascort Racegoer (uncredited)
Acting