A lost submarine discovers a secret island where dinosaurs still live. The film, 20 minutes long, was scrapped by RKO. Approximately 4 minutes survived.

• DirectorWillis H. O'Brien
• Release23 June 1931
• GenreFantasy
• Duration0h 20m
• Budget?
• Revenue?
• Rate
  

  6.0
  1 reviews
• Productions