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Return to the Planet of the Apes
Season 1 · Episode 12
Invasion of the Underdwellers
6.030mNovember 22, 1975
Reports pour in to the police that burglars are striking all over Ape City.
Episodes
- Episode 1Flames of Doom
- Episode 2Escape from Ape City
- Episode 3The Unearthly Prophecy
- Episode 4Tunnel of Fear
- Episode 5Lagoon of Peril
- Episode 6Terror on Ice Mountain
- Episode 7River of Flames
- Episode 8Screaming Wings
- Episode 9Trail to the Unknown
- Episode 10Attack from the Clouds
- Episode 11Mission of Mercy
- Episode 12Invasion of the Underdwellers
- Episode 13Battle of the Titans