Return to the Planet of the Apes Season 1 Episode 9 Trail to the Unknown ( Air Date 1975-11-01 ) Genre Sci-Fi & Fantasy, Animation category. Overview "Bill, Jeff and Judy begin building rafts to help the human tribes reach New Valley. As always, Urko is in pursuit. I wonder if he gets paid overtime...".
Return to the Planet of the Apes Season 1 Episode 9 Trail to the Unknown
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- Watch: Return to the Planet of the Apes Season 1 Episode 9 Trail to the Unknown on CWR-CRB
- Stars: Austin Stoker, Philippa Harris, Henry Corden, Richard Blackburn, Edwin Mills, Claudette Nevins, Tom Williams
- Director: David H. DePatie, Friz Freleng, Pierre Boulle, Dean Elliott
