A turn of the century wild west show struggling to make a living in Mexico comes into the possession of a tiny prehistoric horse. This leads to an expedition to the Forbidden Valley where they discover living dinosaurs. They capture one and take it back to be put on display, leading to inevitable mayhem.

James Franciscus
as Tuck

Gila Golan
as T.J.

Richard Carlson
as Champ

Laurence Naismith
as Professor Bromley

Freda Jackson
as Tia Zorina

Gustavo Rojo
as Carlos

Dennis Kilbane
as Rowdy

Mario De Barros
as Bean

Curtis Arden
as Lope
Potential Kermode
**Ray Harryhausen's best work** Forget the patches of swinging sixties dialogue and the questionable acting prowess of Gila Golan and let us instead consider Harryhausen's superb animation, the beauty of Erwin Hillier's Technicolor photography and Jerome Moross' unbeatable western musical score -...
John Chard
The Western fantasy film boosted by some Harryhausen genius. Shot in Technicolor by Erwin Hillier and in Dynamation, The Valley Of Gwangi sees Tuck Kirby (James Franciscus) and a team of cowboys get more than they bargained for when they enter a hidden valley in Mexico. For here, prehistoric crea...