Hugh O'Brian
Hugh Lockwood
Elke Sommer
Heideline 'Uli' Ullman
Burgess Meredith
V.C.R. Cameron
Lilia Skala
Frieda Ullman
Angel Tompkins
Gloria Harding
John Gielgud
Harold L. Streeter (as Sir John Gielgud)
Kent Smith
Dr. Edward Laurent
A Martinez
Carlos Lobos (as A. Martinez)