• 
  Richard Benjamin

  regizor

• 
  Dan Aykroyd

  Steven Mills
• 
  Kim Basinger

  Celeste Martin
• 
  Jon Lovitz

  Ron Mills
• 
  Alyson Hannigan

  Jessie Mills
• 
  Seth Green

  Fred Glass
• 
  Juliette Lewis

  Lexie
• 
  Harry Shearer

  Carl Sagan (voce)

• 
  Tony Jay

  Council Chief
• 
  Robert Benedetti

  Drill Sergeant
• 
  Wesley Mann

  Grady
• 
  Peter Bromilow

  Second in Command
• 
  Earl Boen

  Reverend
• 
  Harry Shearer

  Carl Sagan
• 
  Suzie Plakson

  Tenley

• 
  Joseph Maher

  Lucas Budlong
• 
  Tanya Fenmore

  Ellen
• 
  Jim Doughan

  Invitat
• 
  Nina Henderson

  Cashier
• 
  Ann Prentiss

  The Voice of Bag (voice)
• 
  Adrian Sparks

  Dr. Morosini