• 
  Peter Hyams

  regizor

• 
  Peter Hyams

  scenarist

• 
  O.J. Simpson

  John Walker
• 
  Hal Holbrook

  Dr. James Kelloway
• 
  Elliott Gould

  Robert Caulfield
• 
  James Brolin

  Charles Brubaker
• 
  Hank Stohl

  General Enders
• 
  Dennis O'Flaherty

  F.B.I. Man Number 3

• 
  Karen Black

  Judy Drinkwater
• 
  Denise Nicholas

  Betty Walker
• 
  Trent Dolan

  Man at Hangar Number 2
• 
  David Doyle

  Walter Loughlin
• 
  Milton Selzer

  Dr. Burroughs
• 
  Telly Savalas

  Albain
• 
  Sam Waterston

  Peter Willis

• 
  Paul Picerni (I)

  Jerry
• 
  Lou Frizzell

  Horace Gruning
• 
  Brenda Vaccaro

  Kay Brubaker
• 
  Barbara Bosson

  Alva Leacock
• 
  James Sikking

  Control Room Man
• 
  Robert Walden

  Elliot Whitter
• 
  Norman Bartold

  President
• 
  Alan Fudge

  Capsule Communicator
• 
  Monty Jordan

  Army helicopter pilot
• 
  James Karen

  Vice President Price
• 
  Steve Tannen

  Man at Hangar Number 1
• 
  David Huddleston

  Hollis Peaker
• 
  Lee Bryant

  Sharon Willis