Synopsis
During the Cold War, an American scientist appears to defect to East Germany as part of a cloak and dagger mission to find the formula for a resin solution—but the plan goes awry when his fiancee, unaware of his motivation, follows him across the border.
Cast

Paul Newman
Michael Armstrong

Julie Andrews
Sarah Sherman

Lila Kedrova
Countess Kuchinska

Hansjörg Felmy
Heinrich Gerhard

Tamara Toumanova
Ballerina

Ludwig Donath
Gustav Lindt

Wolfgang Kieling
Hermann Gromek

Günter Strack
Karl Manfred

David Opatoshu
Mr. Jacobi

Gisela Fischer
Dr. Koska

Mort Mills
Farmer
Carolyn Conwell
Farmer's Wife

Arthur Gould-Porter
Freddy
Gloria Govrin
Miss Mann

Norbert Schiller
Professor Gutman (uncredited)

Leoda Richards
Woman Backstage (uncredited)

Frank Baker
Party Guest (uncredited)

Alfred Hitchcock
Man in Hotel Lobby with Baby (uncredited)
William Glover
British Correspondent (uncredited)
Mischa Hausserman
Idealistic Young Man (uncredited)

Britt Semand
Magda (uncredited)
William Yetter Sr.
Post Office Patron (uncredited)

Kaaren Verne
Stewardess (uncredited)
Paul Sorensen
Swedish Immigration Officer (uncredited)
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