"The Beast From 20,000 Fathoms" is a 1953 science fiction film directed by Eugène Lourié. The story follows a prehistoric dinosaur, the Rhedosaurus, awakened by atomic testing in the Arctic. The creature then makes its way to New York City, causing widespread panic and destruction. The film is notable for its special effects, created by Ray Harryhausen, who used stop-motion animation to bring the creature to life. It explores themes of humanity's impact on nature and the consequences of nuclear experimentation, reflecting the anxieties of the Cold War era.