“HELD FOR RANSOM! Kidnappers demand atomic secrets!”
Spies hold the son of a nuclear physicist (Gene Barry) hostage in exchange for the Los Alamos bomb formula.
Dr. Frank Addison
Gene Barry
Martha Addison
Lydia Clarke
Russ Farley
Michael Moore
Ellen Haskell
Nancy Gates
Tommy Addison
Lee Aaker
Insp. Harold Mann
Milburn Stone
Emil Jablons
Bert Freed
F.B.I. Agent George Weinberg
Frank Cady
Related titles ranked by rating and popularity.