Return to the Planet of the Apes
S1 · E12 — Invasion of the Underdwellers
S1:E12 · Invasion of the Underdwellers
13 episodes in this season
Flames of Doom
30 min
Escape from Ape City
The Unearthly Prophecy
Tunnel of Fear
Lagoon of Peril
Terror on Ice Mountain
River of Flames
Screaming Wings
Trail to the Unknown
Attack from the Clouds
Mission of Mercy
Invasion of the Underdwellers
Battle of the Titans
