• 
  John Guillermin

  regizor

• 
  Stanley R. Greenberg

  scenarist

• 
  James Brolin

  Jerome K. Weber
• 
  Charlton Heston

  Capitanul Henry O'Hara
• 
  Yvette Mimieux

  Angela Thacher
• 
  Joe Canutt

  Hunter
• 
  Dan White

  Weber's Father
• 
  John Fiedler

  Robert Grandig

• 
  Mike Henry

  Sam Allen
• 
  Leslie Uggams

  Lovejoy Wells
• 
  Ken Swofford

  John Bimonte
• 
  Nicholas Hammond

  Peter Lindner
• 
  Roy Engel

  Pilot
• 
  Ross Elliott

  Harold Shaw
• 
  Wesley Lau

  Stanley Morris

• 
  John Hillerman

  Walter Brandt
• 
  Walter Pidgeon

  Sen. Arne Lindner
• 
  Jeanne Crain

  Mrs. Clara Shaw
• 
  Mariette Hartley

  Harriet Stevens
• 
  Susan Dey

  Elly Brewster
• 
  Claude Akins

  Sgt. Ben Puzo