Cowboy James Franciscus seeks fame and fortune by capturing an Allosaurus living in the Forbidden Valley and putting it in a Mexican circus. His victim, called the Gwangi, turns out to have an aversion to being shown in public. Another film featuring the stop-action special effects talents of Ray Harryhausen.
Top-billed castSee full cast →
James Franciscus
Gila Golan
Richard Carlson
Laurence Naismith
Freda Jackson