13 Chapters of Terrific Thrills!

Before the outbreak of WWII, Nazi sympathizers plot to undermine America.

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Main Cast: Milburn Stone, Jan Wiley, Dennis Moore, Addison Richards, Byron Foulger, Maris Wrixon, Sarah Padden, George Lynn, Russell Hicks, Roland Varno

Directors: Ray Taylor, Lewis D. Collins

Writers: George H. Plympton, Jack Natteford, Joseph O'Donnell, Ande Lamb, Dwight V. Babcock

Editors: Ace Herman, Irving Birnbaum, Jack Dolan, Edgar Zane, Alvin Todd

Cinematographers: Maury Gertsman, William A. Sickner

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