Cast
George Murphy
Inspector James 'Jim' Belden
Virginia Gilmore
Millie / Teresa Zalenko
Karl Stepanek
Alexi Laschenkov / Gregory Anders
Louisa Horton
Mrs. Elaine Wilben
George Roy Hill
Nicholas Wilben
Finlay Currie
Professor Albert Kafer
Peter Capell
Chris Zalenko / Gino
Wolfgang Zilzer
August Helmuth
Mary Young
Old Lady (uncredited)
Nancy Hale
Mrs. Belden (uncredited)
Rosemary Pettit
Mrs. Martin
Steve Mitchell
Samson