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
Martha Addison
Russ Farley
Ellen Haskell
Tommy Addison
Insp. Harold Mann
Emil Jablons
F.B.I. Agent George Weinberg
'Greg' Gregson
Donald Clark
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