cast
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Hugh O'Brian
Hugh Lockwood
-
Elke Sommer
Heideline 'Uli' Ullman
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Burgess Meredith
V.C.R. Cameron
-
Lilia Skala
Frieda Ullman
-
Angel Tompkins
Gloria Harding
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John Gielgud
Harold L. Streeter
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Kent Smith
Dr. Edward Laurent
-
Alfred Ryder
Cheyne
-
Ben Wright
Kurt van Niestat
- Robert Boon Felix Ernst
-
Albert Popwell
Dr. Griffin
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A Martinez
Carlos Lobos
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Byron Chung
Kuroda
- Ginny Golden Miss Keach
- Jules Maitland Reinhardt Brugge
- David Ahdar Hotel Clerk (uncredited)
- Robert Cole Waiter (uncredited)
-
John Daheim
Guard (uncredited)
- Jan Daley Lockwood's Girl (uncredited)
- Joanna Frank Stewardess (uncredited)
- Dale Johnson Waiter (uncredited)
- Joe Pine Hotel Guest (uncredited)
- Murray Pollack Hotel Guest (uncredited)
-
Ford Rainey
Aaron Johannes (uncredited)
- Tony Regan Waiter (uncredited)
-
Jeffrey Sayre
Hotel Guest (uncredited)
-
Jaclyn Smith
Stewardess (uncredited)
- Judith Woodbury Hotel Guest (uncredited)