Dinosaurus!

Underwater explosions near a tropical island release prehistoric creatures and a Neanderthal. These ancient beings return to life and begin attacking the local population, leading to a struggle for survival against the dangerous reptiles.

Released in 1960, this science fiction horror film was produced by Fairview Productions in the United States. It was directed by Irvin S. Yeaworth Jr., following his work on The Blob in 1958 and 4D Man in 1959. The screenplay was written by Dan E. Weisburd and Jean Yeaworth, with Jack H. Harris serving as producer. The main cast includes Ward Ramsey as Bart Thompson, Paul Lukather as Chuck, Kristina Hanson as Betty Piper, Alan Roberts as Julio, Fred Engelberg as Mike Hacker, and Wayne C. Treadway as Dumpy.

The film has a runtime of 85 minutes. Audience reception is mixed, with a rating of 4.9/10 based on 2,000 votes on IMDb and a score of 5.8/10 from 50 votes on TMDB.