Mark Lenard

Two mercenaries are hired to commit a political assassination.

When the astronauts Burke and Virdon, with their chimp companion Galen, are captured in a fishing village that employs human slave labor, they ...

The fugitives Burke, Virdon and Galen try to save the life of a human blacksmith and his son, whome gorilla leader Urko has threatened with death ...

When fugitive human astronaut Virdon is shot, his chimp companion Galen must charm an old flame into accepting that a book on human surgery is no ...

Astronauts Pete Burke and Allan Virdon crash on Earth in the far future and are captured by the apes. The men befriend a chimp named Galen who ...

Admiral Kirk and his bridge crew risk their careers stealing the decommissioned Enterprise to return to the restricted Genesis planet to recover ...