The Phantom Empire (1935) 1935, Drama, Family, Romance, United States The Phantom Empire (1935) Duration: 4H5M Description: When the ancient continent of Mu sank beneath the ocean, some of its inhabitant survived in caverns beneath the sea. Cowboy singer Gene Autry stumbles upon the civilization, now buried beneath his own Radio Ranch. The Muranians ha….. Trailer ↗ United States 1935 Drama Family Romance