Pumping Iron

Amateur and professional bodybuilders prepare for the 1975 Mr. Olympia and Mr. Universe contests as five-time champion Arnold Schwarzenegger defends his Mr. Olympia title against Serge Nubret and the shy young Lou Ferrigno.

• 
  George Butler
• 
  Robert Fiore

• 
  Arnold Schwarzenegger
  Self
• 
  Lou Ferrigno
  Self
• 
  Mike Katz
  Self
• 
  Serge Nubret
  Self
• 
  Franco Columbu
  Self
• 
  Ed Corney
  Self
• 
  Ken Waller
  Self
• 
  Robbie Robinson
  Self
• 
  Marianne Claire
  Self
• 
  Roger Callard
  Self
• 
  Bud Cort
  Self
• 
  Jimmy Williams
  Self
• 
  Joe Weider
  Self
• 
  Paul Grant
  Self
• 
  John Isaacs
  Self
• 
  Matty Ferrigno
  Self
• 
  Victoria Ferrigno
  Self
• 
  Roger Walker
  Self
• 
  Charles Gaines
  Narrator