• 
  John Cho

  Vince Chung
• 
  Susie Essman

  (voice)
• 
  Larisa Oleynik

  (voice)
• 
  Judah Miller

  (voice)
• 
  Chloë Grace Moretz

  Honey
• 
  Taryn Southern

  (voice)
• 
  Curtis Armstrong

  Snot Lonstein
• 
  Dee Bradley Baker

  Klaus

• 
  Scott Grimes

  Steve Smith
• 
  Seth MacFarlane

  Stan Smith
• 
  Kevin Michael Richardson

  Principal Lewis
• 
  Wendy Schaal

  Francine Smith
• 
  Daisuke Suzuki

  Toshi Yoshida
• 
  Eddie Kaye Thomas

  Barry Robinson
• 
  Rachael MacFarlane

  Hayley Smith