Planet of the Couches

The Simpsons are running away from sentient couches, but get captured. They are eventually saved by their own couch.

David Silverman

Dan Castellaneta

Homer Simpson / Grampa Simpson (voice)

Hank Azaria

Moe Szyslak / Comic Book Guy (voice)

Maurice LaMarche

Hedonismbot (voice)

Nancy Cartwright

Bart Simpson / Ralph Wiggum (voice)

Yeardley Smith

Lisa Simpson (voice)