• 
  John Hoffman

  regizor

• 
  Brittany Murphy

  (voce)
• 
  Liam Aiken

  Owen Baker
• 
  Kevin Nealon

  Tatal lui Owen (voce)
• 
  Molly Shannon

  Mama lui Owen (voce)
• 
  Matthew Broderick

  Hubble (voce)
• 
  Carl Reiner

  (voce)
• 
  Donald Faison

  Wilson

• 
  D. Harlan Cutshall

  Mr. Fleming
• 
  Vanessa Redgrave

  The Greater Dane
• 
  Hunter Elliott

  Frankie
• 
  Patti Allan

  Ms. Ryan
• 
  Daniel Joseph
• 
  Paul Vogt

  Bob the Dog Catcher
• 
  Delta Burke

  Barbara Ann

• 
  George Touliatos

  Mr. Leone
• 
  Susan Bain

  House Bidder
• 
  Cheech Marin

  The Greater Dane's Henchman
• 
  Ben Ratner

  Wilson's Dad
• 
  Banner

  Barbara Ann