Communists blackmail a shipping executive into spying for them.
Laraine Day
Nan Lowry Collins
Robert Ryan
Bradley Collins / Frank Johnson
John Agar
Don Lowry
Thomas Gomez
Vanning
Janis Carter
Christine Norman
Richard Rober
Jim Travers
William Talman
Bailey, younger henchman
Paul E. Burns
J.T. Arnold
Paul Guilfoyle
Ralston
G. Pat Collins
Charlie Dover
