98 minutes
6/1/1952
An FBI agent works with a refugee scientist and the Coast Guard to crack a Soviet spy ring in Boston.
George Murphy
as Inspector James 'Jim' Belden
Finlay Currie
as Professor Albert Kafer
Virginia Gilmore
as Millie / Teresa Zalenko
Karl Stepanek
as Alexi Laschenkov / Gregory Anders
Louisa Horton
as Mrs. Elaine Wilben
Peter Capell
as Chris Zalenko / Gino
Bruno Wick
as Luther Danzig
Vilma Kurer
as Mrs. Rita Foss
Ann Thomas
as Philadelphia Suspect
George Roy Hill
as Nicholas Wilben
Karl Weber
as FBI Agent Charlie Reynolds
Michael Garrett
as Michael Dorndoff aka Frank Torrance
Lotte Palfi Andor
as Anna Kafer
Ernest Graves
as Robert Martin
Robert Carroll
as Boldany
Wolfgang Zilzer
as August Helmuth
Bradford Hatton
as Harry Mason
Rosemary Pettit
as Mrs. Martin
Eva Condon
as Landlady
Steve Mitchell
as Samson
John Farrell
Nancy Hale
Westbrook Van Voorhis
Mary Young