Two actors who play detectives on the radio find themselves investigating a real crime masterminded by an arch-criminal named the Cobra.
Wally Brown
as Jerry Miles
Alan Carney
as Mike Strager
Anne Jeffreys
as Ellen Brent
Lionel Atwill
as Latimer Marsh / The Cobra
Bela Lugosi
as Stone
Marc Cramer
as Lt. Rick Campbell
Ralph Dunn
as Lt. Gilley
Billy White
as Newsboy (uncredited)
