
Did you know
80 minutes exactly — the "classic feature" runtime most directors aim for.

"The biggest thing since creation!"
Marine atomic tests cause changes in the ocean's ecosystem resulting in dangerous blobs of radiation and the resurrection of a dormant dinosaur which threatens London.
“The biggest thing since creation!”

Gene Evans
Steve Karnes

André Morell
Prof. James Bickford

Leigh Madison
Jean Trevethan

John Turner
John

Alastair Hunter
Dr. C. A. Morris, the village doctor

Lloyd Lamble
Senior Admiral, at the Admiralty

Jack MacGowran
Dr. Sampson, the paleontologist

Maurice Kaufmann
Mini Submarine Officer
Credits
Want more? Switch to Cinephile mode in the header for DP, composer, budget, box office, production companies, keywords, and release history.
Did you know?
Cinephile deep dive
Eugène Lourié directs. Ken Hodges behind the camera. Edwin Astley scores. Lee Doig cuts. Runs lean at under 100 minutes. Produced in United Kingdom, United States of America. Dialogue in English, French.
Trivia
Also by
Trailers & featurettes
Production companies
Artistes Alliance Ltd.
Diamond Pictures Corp.
Themes & keywords
Release history · US