The true story of a German agent sent to the USA in 1944 in order to stop the development of the atomic bomb.
Martin Held
as Erich Gimpel
Nadja Tiller
as Joan Kenneth
Walter Giller
as Billy Cole
Gustav Knuth
as Roger Bentley
Viktor Staal
as Oberst Sommerfeld
Claude Farell
as Inge Hagen
Heinz Drache
as Jim Newman
Günter Pfitzmann
as Korvettenkapitän Hilbig
Werner Peters
as Gefängiswärter Jonny
Stanislav Ledinek
as Mr. Brown
Martin Kosleck
as Griffins
Reinhold Bernt
as U-Boot-Steuermann
