Batman: The Animated Series: Season 1, Episode 27: The Underdwellers
Starring: Kevin Conroy, Efrem Zimbalist Jr., Bob Hastings, Adrienne Barbeau, Diana Muldaur, Roddy McDowall, Brian Cummings
Length: 22 minutes
On Air Date: 21 Oct 1992
Batman The Animated Series: S01E27 Description: Batman discovers a subterranean colony of children in the sewer system dominated by the insane Sewer King.