Jack Armstrong (1947)
15 episode serial where Jack Armstrong, the All-American Boy, battles the evil Dr. Grood, who has placed a death ray aboard his spaceship orbiting Earth.
- Country : United States of America
- Genre : Adventure
- Studio : Sam Katzman Productions
- Director : Wallace Fox
- Cast : John Hart, Rosemary La Planche, Claire James, Joe Brown Jr., Pierre Watkin, Wheeler Oakman