Jack Armstrong
- IMDb link: 0039505
- IMDb rating: 6.3 (88 votes)
- Genres: Action, Adventure, Drama
- Director: Wallace Fox
- Cast: John Hart, Rosemary La Planche, Claire James, Joe Brown Jr. and others
- Release date: 6 Feb 1947
- Release year: 1947
- Runtime: 279 minutes
- Country: United States
- Keywords: cosmic beam annihilator, death, evil, hand grenade, henchman, chapter play, traffic cop, island, cliffhanger, serial
Plot:
Chapter One MYSTERY OF THE COSMIC RAY - Heading an aviation company that develops atom-powered motors, Jim Fairfield (Pierre Watkin) learns from his chief scientists, Vic Hardy (Hugh Prosser), that cosmic radiations are being employed for experiments at a point outside Aherica. This information is told to Jim's nephew Billy Fairfield (Joe Brown Jr.) his niece Betty Fairfield (Rosemary LaPlanche), and to their best friend Jack Armstrong (John Hart). They decide to investigate further before calling in the government. Meanwhile, Gregory Pierce (John Merton), an important customer of Uncle Jim's, is secretly interested in Hardy's discovery. He order his henchmen to kidnap Hardy, whose knowledge of the rays may be useful at a location Pierce designates as "Point X." Uncle Jim, Jack and Billy trace the gang to a waterfront warehouse. THey are trapped in the warehouse, as a stray bullet sets gasoline drums aflame. The henchmen escape with Hardy. Then the Warehouse blows up. To Be Continued.