Frankie as Sherman Klump
Sean as Buddy Love
Elizabeth as Carla
Bear as Father Klump
Brother Bear from (Berenstein Bear) as Young Father Klump
Bear from (Fox and the Hound) as Willie
Lucky as Mother Klump
Ms. Harrison as Granny Klump
Jason as Ernie Klump, Sr
Wicket as Ernie Klump, Jr
Danberry as Reggie
Oogie Boogie from (The Nightmare Before Christmas) as Giant Sherman Klump
- Sean/Buddy Love: Aiy give it up fat boy its over. (his chin gets fat)
- Frankie/Sherman Klump: It ain't over to till the fat professor sings.
- (Lucky Screams)
- Sean/Buddy Love: Let go of my arm you fat mother....
- Frankie/Sherman Klump: You say one more word sean, i'll tear your arm off.
Eddie Murphy - Frankie/Sean/Bear/Lucky/Jason/Ms. Harrison/Brother Bear/Oogie Boogie
Jada Pinkett - Elizabeth
Jamal Mixon - Wicket