The classic original but with the editing mistakes and jump cuts fixed. A superior cut to any other.

The Lost World, 1925. Adapted from a book by A. Conan Doyle and directed by Harry O. Hoyt with a performance by Wallace Beery., this movie is specially interesting for special effects by Willis O'brien who later became famoâ us for his special effects in the original film of King Kong.

Attack by monsters from another planet! IMDB page

This Modified American version is in the public domain. From IMDB: A monstrous evil brain from outer space leads his minions on a crusade to conquer the universe, and unleashes hideous monsters on Earth that spread deadly diseases. Superhero Starman must rescue Earth from the menace of the evil brain while battling armies of monsters the brain sends against him.