• 
  Joan Allen

  Narrator (voice)
• 
  Bryan Clark

  Reagan
• 
  Joel Briel

  Weinberger
• 
  Antony Hagopian

  Anderson (as Anthony Hagopian)
• 
  George McDaniel

  Supply Co. Executive
• 
  David Lavine

  Ted Rockwell
• 
  Michael Kirby

  Midshipman #2
• 
  Lauren Hubbell

  Engineer #2

• 
  Jonathan Forte

  Rickover's Aide
• 
  Jonathan Fielding

  Midshipman #1
• 
  Michael Stewart Allen

  Dunford
• 
  Torsten Hillhouse

  Beach
• 
  Jonathan Fielding

  Midshipman #1
• 
  Thomas Lyons

  Panoff
• 
  Anthony Hagopian

  Anderson

• 
  Peter Davenport

  Lehman
• 
  James Cronin

  Chief of Staff