• 
  Sidney J. Furie

  regizor

• 
  Lawrence Konner

  scenarist
• 
  Christopher Reeve

  scenarist

• 
  Christopher Reeve

  Superman/Clark Kent
• 
  Gene Hackman

  Lex Luthor / Nuclear Man (voce)
• 
  Marc McClure

  Jimmy Olsen
• 
  Kerry Shale

  MBC Newscaster
• 
  Jim Broadbent

  Jean Pierre Dubois

• 
  Esmond Knight

  2nd Elder
• 
  Susannah York

  Lara
• 
  Jackie Cooper

  Perry White
• 
  Sam Wanamaker

  David Warfield
• 
  Eugene Lipinski

  Cosmonaut Space Walker
• 
  Mark Caven

  Boystown Priest
• 
  Jayne Brook

  JFK High School Teacher

• 
  Eiji Kusuhara

  Japanese U.N. Guard
• 
  Derek Lyons

  Russian Guard
• 
  Margot Kidder

  Lois Lane
• 
  William Hootkins

  Harry Howler
• 
  Jon Cryer

  Lenny
• 
  Ron Travis

  Convict
• 
  Bradley Lavelle

  Tall Marshall
• 
  Philip Fox

  Husband at Great Wall of China
• 
  Mariel Hemingway

  Lacy Warfield
• 
  Robert Beatty

  U.S. President
• 
  Don Fellows

  Levon Hornsby
• 
  Stanley Lebor

  General Romoff
• 
  Damian McLawhorn

  Jeremy
• 
  Mark Pillow

  Nuclear Man