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