The Iron Curtain is based on the actual 1945 case of Soviet cipher clerk Igor Gouzenko, (Dana Andrews), who, after careful training, was assigned to the U.S.S.R. Embassy in Ottawa, Canada in the midst of World War II. Eventually, Gouzenko defected with 109 pages of material implicating several high level Canadian officials, outlined the steps taken to secure information about the the details of the nuclear bomb via numerous sleeper cells established throughout North America. The scandal that resulted when details of this case were publicized by American columnist Drew Pearson in early 1946 involved Canada, Britain and the United States.

Dana Andrews
as Igor Gouzenko

Gene Tierney
as Anna Gouzenko

June Havoc
as Nina Karanova

Berry Kroeger
as John Grubb, aka 'Paul'

Edna Best
as Mrs. Albert Foster

Stefan Schnabel
as Col. Ilya Ranov

Nicholas Joy
as Dr. Harold Preston Norman, aka 'Alec'

Eduard Franz
as Maj. Semyon Kulin

Frederic Tozere
as Col. Aleksandr Trigorin (as Frederic Tozère)

Christopher Olsen
as Andrei Gouzenko
CinemaSerf
Dana Andrews is Igor Gouzenko, posted to the Soviet Embassy in Ottawa as a cypher clerk. He has no difficulty with his orders to keep himself to himself and to be polite but distant from his Canadian hosts. This becomes more problematic when he is joined by his wife Anna (Gene Tierney) who has more ...