This has the same kind of premise as King Kong?? Rather than film crew and actress it's a bunch of roedo stars and fame seeking scientist who accidentally and knowningly travel to some forbidden valley near Rio Grande to reclaim their stolen possession and in a process ended up discovering pre-historic animals.
The Valley of Gwangi is a western with 50s creature movies at it's heart, and even if it's not the best of mixture between the two it is…