Bing Crosby
Harry Turner
Bob Hope
Chester Babcock
Joan Collins
Diane
Robert Morley
Leader of the 3rd Echelon
Walter Gotell
Dr. Zorbb
Felix Aylmer
Grand Lama
Dorothy Lamour
Dorothy Lamour
Roger Delgado
Jinnah
Jacqueline Jones
Blonde at Airport
Katya Douglas
3rd Echelon Receptionist
Mei Ling
Ming Toy
Robert Ayres
American Official
Alan Gifford
American Official
Peter Sellers
Indian Neurologist (uncredited)
David Niven
Lama who remembers Lady Chatterly's Lover (uncredited)
Dean Martin
The 'Grape' on Plutomium (uncredited)
Frank Sinatra
The 'Twig' on Plutomium (uncredited)
Dave King
Mr. Ahso - Chinese Restaurant Owner (uncredited)
Pat O’Brien
Chinese Restaurateur (uncredited)
Peter Madden
Lama, Slim (uncredited)
Bob Simmons
Astronaut (uncredited)
Nosher Powell
Astronaut (uncredited)
Tutte Lemkow
Hotel Servant (uncredited)
Robin Hughes
American Official (uncredited)
Harry Baird
Nubian at Lamasary (uncredited)
Roy Patrick
Leader's Man(uncredited)
Victor Brooks
Leader's Man (uncredited)
John Dearth
Leader's Man (uncredited)
Jerry Colonna
Man Looking For a Match (uncredited)
Edwina Carroll
Girl (uncredited)
Sheree Winton
Girl (uncredited)
Michel Mok
Undetermined Role (as Michele Mok)