Mrs. Baker

Molly Shannon

Acting

Owen Baker

Liam Aiken

Acting

Hubble (voice)

Matthew Broderick

Acting

Wilson (voice)

Donald Faison

Acting

The Greater Dane's Henchman (voice)

Cheech Marin

Acting

Nelly (voice)

Brittany Murphy

Acting

The Greater Dane (voice)

Vanessa Redgrave

Acting

Shep (voice)

Carl Reiner

Acting

Barbara Ann (voice)

Delta Burke

Acting

Mr. Baker

Kevin Nealon

Acting

Frankie

Hunter Elliott

Acting

Fred

Mikhael Speidel

Acting

Connie Fleming

Brittany Moldowan

Acting

Mr. Leone

George Touliatos

Acting

Ms. Ryan

Patti Allan

Acting

Wilson's Dad (as Benjamin Ratner)

Ben Immanuel

Acting

Wilson's Other Dad

Peter Flemming

Acting

Bob the Dog Catcher (as Paul C. Vogt)

Paul Vogt

Acting

Mrs. Fleming (as Brenda M. Crichlow)

Brenda Crichlow

Acting

Mr. Fleming

D. Harlan Cutshall

Acting

Woman at the Pound

Chaka White

Acting

Woman at the Pound

Nicola Anderson

Acting

TV Anchorman

Ted Friend

Acting

House Bidder

Susan Bain

Acting

Barbara Ann

Banner

Acting

Shep

Willie

Acting

Asian Dad (uncredited)

Mig Macario

Acting