Adventure | Feb. 6, 1947
Adventure | Feb. 6, 1947
| Producers | Sam Katzman Productions |
| Original title | Jack Armstrong |
| Directors | Wallace Fox |
| Writers | Lewis Clay, Leslie Swabacker, Arthur Hoerl, Royal K. Cole, George H. Plympton |
as Jack Armstrong
as Betty Fairfield
as Princess Alura [Chs. 3-6, 9-11, 15]
as Billy Fairfield (as Joe Brown)
as Uncle Jim Fairfield
as Prof. Hobart Zorn
as Henchman Blair
as Henchman Slade
as Vic Hardy