During World War II, an intelligence officer is dispatched by the U.S. government to arrange an exchange in Argentina of industrial diamonds needed by the Germans for a secret gyroscope needed by the Allies.
David Spaulding
Gen. Swanson
Geoffrey Moore
Ambassador Henderson Granville
Bobby Ballard
Leslie Jenner Hawkewood
Walter Kendall
Erich Rhinemann
Col. Edmund Pace
Dr. Eugene Lyons
Daniel Meehan
Asher Field
Heinrich Stolz
Col. Barton
Franz Altmuller
Irene
Alex Spaulding
The Creole
Dietrich
Anna
Mrs. Cameron
Johnny
Industrialist
German scientist
Senor Uribe
Sergeant
Dr. Azevedo
Lt. Fuentes
