We don't have a biography for Riddler yet. Hang in there, or go ahead and contribute one.
Appearances
Batman: The Animated Series
Guest cast, played by John Glover
- Episode 1x41: If You're So Smart, Why Aren't You Rich? (Nov 18, 1992)
- Episode 1x45: What is Reality? (Nov 24, 1992)
- Episode 3x03: Riddler's Reform (Sep 24, 1994)