• 
  Peter Hyams

  regizor

• 
  Penelope Ann Miller

  Dr. Margo Green
• 
  Tom Sizemore

  Lt. Vincent D'Agosta
• 
  Linda Hunt

  Dr. Ann Cuthbert
• 
  James Whitmore

  drr. Albert Frock
• 
  John DiSanti

  Guard Wootton
• 
  Vincent Hammond

  Kothoga
• 
  Ned Schmidtke

  Capt. Martin

• 
  Mike Bacarella

  Bradley
• 
  Don Harvey

  Spota
• 
  Robert Lesser

  Mayor Robert Owen
• 
  Ken Magee

  Coroner's Assistant
• 
  Diane Robin

  The Mayor's Wife
• 
  Lyn Alicia Henderson

  Perri Masai
• 
  Kurt Naebig

  Ofiţer de poliţie

• 
  Jophery C. Brown

  Guard Frederick Ford
• 
  David Proval

  Guard Johnson
• 
  David Hollander

  Charlie
• 
  Francis X. McCarthy

  Mr. Blaisedale
• 
  Brian Steele

  Kothoga
• 
  John Kapelos

  McNally
• 
  Gary A. Hecker

  Kothoga Vocalization
• 
  Clayton Rohner

  Det. Hollingsworth
• 
  Eddie Jemison

  Museum Worker
• 
  Constance Towers

  Mrs. Blaisedale
• 
  Audra Lindley

  Dr. Zwiezic
• 
  Chi Muoi Lo

  Dr. Greg Lee
• 
  Thomas Ryan

  Tom Parkinson
• 
  Lewis Van Bergen

  John Whitney
• 
  Tico Wells

  Bailey

• 
  Peter Hyams

  imagine
• 
  Steven Kemper

  montaj
• 
  John Debney

  coloană sonoră
• 
  Terry W. King

  efecte speciale