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.

Top Cast

Kirk DouglasDr. Rolf Pedersen

Richard HarrisKnut Straud

Ulla JacobssonAnna Pedersen

Michael RedgraveUncle

David WestonArne

Anton DiffringMajor Frick

Eric PorterTerboven

Mervyn JohnsCol. Wilkinson