Re-edited feature version of serial The Phantom Empire (1935). Singer Gene Autry discovers a race of advanced humans living beneath the earth.
Released: May 02, 1940
Runtime: 70 minutes
Genre: Action, Adventure, Science Fiction, Western
Stars: Gene Autry, Frankie Darro, Smiley Burnette, Betsy King Ross, Dorothy Christy, Wheeler Oakman
Crew: B. Reeves Eason (Director), Otto Brower (Director), Nat Levine (Producer), Armand Schaefer (Writer), John Rathmell (Writer)