Elenco
Dana Andrews
Igor Gouzenko
Gene Tierney
Anna Gouzenko
June Havoc
Nina Karanova
Berry Kroeger
John Grubb, aka 'Paul'
Edna Best
Mrs. Albert Foster
Stefan Schnabel
Col. Ilya Ranov
Nicholas Joy
Dr. Harold Preston Norman, aka 'Alec'
Eduard Franz
Maj. Semyon Kulin
Frederic Tozere
Col. Aleksandr Trigorin (as Frederic Tozère)
Christopher Olsen
Andrei Gouzenko
Equipe
William A. Wellman
Director
Igor Gouzenko
Writer
Bonnie Cashin
Costume Design
Louis R. Loeffler
Editor
Mark-Lee Kirk
Art Direction
Thomas Little
Set Decoration
Sol C. Siegel
Producer
Charles G. Clarke
Director of Photography
Lyle R. Wheeler
Art Direction
Ben Nye
Makeup Artist
Frank Serjack
Still Photographer
Milton Krims
Screenplay
Darryl F. Zanuck
Presenter