- Dan Castellaneta (Homer Simpson / Abe Simpson / Barney Gumble / Krusty (voice))
- Julie Kavner (Marge Simpson / Patty Bouvier / Selma Bouvier (voice))
- Nancy Cartwright (Bart Simpson / Nelson Muntz / Ralph Wiggum (voice))
- Yeardley Smith (Lisa Simpson (voice))
- Hank Azaria (Moe Szyslak / Chief Wiggum / Apu / Comic Book Guy / Carl (voice))
- Harry Shearer (Ned Flanders / Mr. Burns / Smithers / Skinner / Lenny (voice))
The Simpsons — S9E18
Episode: This Little Wiggy
Air Date: 1998-03-22
Runtime: 23 min
Overview
At Marge’s insistence, Bart has a “play date” with Ralph. Bart suddenly sees the upside of this friendship when he discovers Chief Wiggum’s “master key” and goes to explore Springfield’s abandoned prison.