Official movie poster for The Valley of Gwangi (1969), a science fiction western film

The Valley of Gwangi(1969)

Cowboys Battle Monsters in the Lost World of Forbidden Valley.

7.1(170)1h 36m1969-07-19
Science FictionWesternAdventure

The Valley of Gwangi Synopsis

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.

The Valley of Gwangi (1969) is a science fiction, western and adventure film directed by Jim O'Connolly, released on July 19, 1969 with a runtime of 1h 36m. It stars James Franciscus, Gila Golan, Richard Carlson and Laurence Naismith. Viewers rate it 7.1 out of 10 across 170 ratings.

Director:
Jim O'Connolly
Writers:
William Bast
Producers:
Charles H. Schneer
Cinematographer:
Erwin Hillier
Composer:
Jerome Moross
Production:
Warner Bros.-Seven Arts
Status:
Released

The Valley of Gwangi (1969) Trailer

Watch the official trailer for The Valley of Gwangi before you stream it.

The Valley of Gwangi Reviews & Ratings

Average viewer score of 7.1/10 from 170 ratings.

Potential Kermode

10/10

**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 - definitely the best soundtrack for a western ever recorded. Yes, indeed, _even better_ than his score for The Big…

Reviewed on February 14, 2017

John Chard

6/10

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 creatures reside and the cowboys come up with the idea of capturing a Tyrannosaurus Rex to become the chief attraction in the…

Reviewed on May 4, 2017

Dr Nostromo

6/10

61/100 To summarize, think "King Kong", replace Skull Island with an isolated valley, add some cowboys, and replace the ape with a T. Rex named Gwangi and there you go. Firmly placed in the 60's, this film is exactly what you'd expect on a Saturday matinee ...which at my age is something I'm far more familiar with than most people reading this. The effects were handled masterfully by stop-motion animation genius…

Reviewed on July 5, 2026

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The Valley of Gwangi – Frequently Asked Questions

Where can I watch The Valley of Gwangi online?

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The Valley of Gwangi (1969) is currently available to rent or buy from Amazon Video, Apple TV Store, Google Play Movies, YouTube and Fandango At Home. No subscription streaming option is listed right now, so availability may change.

Who stars in The Valley of Gwangi?

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The main cast of The Valley of Gwangi (1969) includes James Franciscus, Gila Golan, Richard Carlson, Laurence Naismith and Freda Jackson. The film was directed by Jim O'Connolly. You can see the full cast and crew list, with character names, further up this page.

When was The Valley of Gwangi released?

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The Valley of Gwangi was released on July 19, 1969 and runs for 1h 36m.

Is The Valley of Gwangi worth watching?

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The Valley of Gwangi (1969) holds an average rating of 7.1 out of 10 from 170 viewer votes, and is a good pick if you enjoy science fiction, western and adventure films. Read the viewer reviews on this page to decide for yourself.

Is there a trailer for The Valley of Gwangi?

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Yes. The official The Valley of Gwangi trailer is embedded in the trailer section of this page and plays instantly, no download or sign-up required.