• 
  Fisher Stevens

  regizor

• 
  Mark Monroe

  scenarist

• 
  Leonardo DiCaprio

  el însuși (narator)
• 
  Barack Obama
• 
  Bill Clinton
• 
  Elon Musk
• 
  John Kerry
• 
  Pope Francis

• 
  Eddie Albert

  The Fiction Writer (archive footage)
• 
  Lionel Barrymore

  Father Time (voice) (archive footage)
• 
  Frank Baxter

  Himself (archive footage)
• 
  George Bush

  Himself (archive footage)
• 
  George W. Bush

  Himself (archive footage)
• 
  Richard Carlson

  Himself (archive footage)
• 
  Joe Barton

  Himself (archive footage)

• 
  David Cameron

  Himself
• 
  Glenn Beck

  Himself (archive footage)
• 
  Kelly Ayotte

  Herself (archive footage)
• 
  Jason Box

  Himself (as Prof. Jason E. Box)
• 
  Mike Brune

  Himself (as Michael Brune)
• 
  Lindsey Allen

  Herself
• 
  Jake Awa

  Himself
• 
  Joseph Bast

  Himself (archive footage)

• 
  Antonio Rossi

  imagine
• 
  Geoffrey Richman

  montaj
• 
  Trent Reznor

  coloană sonoră