Pretenders was a 13 episode British television series produced by Harlech Television in the UK in February 1972 on ITV. Pretenders was filmed in Somerset, England and Wales. The 13-part historical adventure series with a factual background starring Frederick Jaeger as a German mercenary who assists Elam, a boy who believes he is the illegitimate son of The Duke Of Monmouth, who in turn is the illegitimate son of Charles ll, and therefore claims to be rightful heir to the throne. The series followed their various adventures, leading up to the climactic battle of Sedgemoor, the last battle on English soil.

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.