Watch The Giant Behemoth

London Bridge is falling down when a prehistoric monster revived by an atomic explosion takes on the royal city. While it may not rival the beasts of "Jurassic Park," the dinosaur of this film was created by the great Willis O'Brien (of original "King Kong" fame).

The Giant Behemoth is a 1959 drama with a runtime of 1 hour and 20 minutes. It has received moderate reviews from critics and viewers, who have given it an IMDb score of 5.7.