David Gallagher

Richie Rich

Eugene Levy

Professor Keenbean

Keene Curtis

Herbert Cadbury

Jake Richardson

Reggie Van Dough

Martin Mull

Richard Rich

Lesley Ann Warren

Regina Rich

Richard Fancy

Mr. Van Dough

Marla Maples

Mrs. Van Dough

Michelle Trachtenberg

Gloria

Blake Jeremy Collins

Freckles

Austin Stout

Pee Wee

Kathleen Freeman

Miss Peabody

Richard Riehle

Sgt. Mooney

Don McLeod

Irona/Evil Irona

Rex Smith

Rudy

Christopher Boyer

Hudson

Michael McDonald

Montgomery

Robert Peters

Hungry Officer

Candi Brough

Verva Twin #1

Randi Brough

Verva Twin #2

Billy Burnette

Nigel

Jim Jackman

Shorty

Janet Wood

Bank Teller

Claire Andrew

Baby Ritchie Rich

John Crane

Slim

Robert Hart

Mick

Lacey Taylor Robbins

Caitlin

Lex Robbins

Alex

Alfred Atienza

Cappy

Cody Weselis

Billy

Steven Cragg

Jeeves

Amy Kidd

Cynthia

Julianna Lavin

Sitcom Mom

Michael Bonnabel

Sitcom Dad

Sue Ellen Enright

TV Reporter

Ken Hanes

Anchorman

Tawny Fere

Neighbor

Jennifer Joyce

Servant

Rick Dean

Smark Bystander

Ken Odom

Angry Bystander

Preston Ahearn

Dismayed Bystander

Sharon Meyers

Pretty Bystander

Manny Fernandez

Salvation Army Guy

Manny Fernandez

Fast Shopper

Jennifer Shami

Slow Shopper

Larry Robbins

Jolly Santa

Patricia Elliott

Hazel

Tommy Woods

Smart Kid

Jotona Deason

Happy Kid

Nezben Deason

Good Looking Kid

Dan Fisher

Chief Officer

Joe Torrenueva

Prison Guard

Chrystina Myers

Driver

Shorty

Dollar

Rachel Duhame

Kid Near Car Hit (uncredited)

Phil Hawn

Neighbor (uncredited)

Carlton Preston

Bulter (uncredited)

Mary Ann Schmidt

Lab Scientist (uncredited)