Director: Anthony Mann
Set in German-occupied Norway, resistance fighter Knut Straud enlists the reluctant physicist Rolf Pedersen in an effort to destroy the German heavy water production plant in rural Telemark.
Kirk Douglas
Dr. Rolf Pedersen
Richard Harris
Knut Straud
Ulla Jacobsson
Anna Pedersen
Michael Redgrave
Uncle
David Weston
Arne
Anton Diffring
Major Frick
Eric Porter
Terboven
Mervyn Johns
Col. Wilkinson
Jennifer Hilary
Sigrid
Roy Dotrice
Jensen
Barry Jones
Professor Logan
Ralph Michael
Nilssen
Geoffrey Keen
General Bolt
Maurice Denham
Doctor
Wolf Frees
Knippelberg
Robert Ayres
General Courts
Sebastian Breaks
Gunnar
John Golightly
Freddy
Alan Howard
Oli
Patrick Jordan
Henrik
