Sherman Klump / Buddy Love / Granny Klump / Mama Klump / Papa Klump / Young Papa Klump / Ernie Klump / Lance Perkins
Denise
Dean Richmond
Jason
Denise's Father
Denise's Mother
Leanne Guilford
Ernie Klump, Jr.
Issac
Restaurant Manager
Restaurant Trainee
Dr. Knoll
Bright Student
Claudine
Old Willie
Chantal
Stripper
Preacher
Bridesmaid
Bridesmaid
Party Guest / Bridesmaid
Party Guest
Mrs. Dudikoff
Receptionist
Man in Bathroom
Man in Bathroom
Zeke
Baby Buddy
Baby Buddy
Baby Buddy
Boardroom Member
Boardroom Member
Guy in Elevator
Dancer
Dancer
Dancer
Dancer
Buddy at 15
Sweet Old Lady with Dog
Buxom Student
Fraternity Student
Lecture Student
Heavyset Woman
Krusty Reporter
Cab Driver
Four Star General
Scientist
Scientist
Newscaster
Scared Popcorn Man
Scared Popcorn Man
Scared Hot Dog Vendor
Scared Little Girl
Denise's Nosy Neighbor (uncredited)