• 
  Don Taylor

  regizor

• 
  Peter Powell

  scenarist

• 
  Kirk Douglas

  Matthew Yelland
• 
  Martin Sheen

  Warren Lasky
• 
  Katharine Ross

  Laurel Scott
• 
  Charles Durning

  Sen. Samuel Chapman
• 
  Lloyd Kaufman

  Lt. Cmdr. Kaufman
• 
  Ted Richert

  Tideman's Assistant

• 
  Richard Liberty

  Lt. Cmdr. Moss
• 
  James Farentino

  Wing Commander Richard T. Owens / Richard Tideman
• 
  Soon-Tek Oh

  Simura
• 
  Harold Bergman

  Bellman
• 
  James Coleman

  Lt. Perry (as James C. Lawrence)
• 
  Dan Fitzgerald

  Navy Doctor
• 
  Alvin Ing

  Lt. Kajima

• 
  Joe Lowry

  Cdr. Damon
• 
  Victor Mohica

  Black Cloud
• 
  Ron O'Neal

  Cdr. Dan Thurman
• 
  Mark Thomas

  Marine Cpl. Kullman