Christopher Reeve
Clark Kent / Superman
Richard Pryor
August 'Gus' Gorman
Robert Vaughn
Ross Webster
Nancy Roberts
Unemployment Clerk
Gordon Rollings
Man In Cap
Terry Camilleri
Delivery Man
Stefan Kalipha
Data School Instructor
Helen Horton
Miss Henderson
Shane Rimmer
State Policeman
Enid Saunders
Minnie Bannister
Robert Henderson
Mr. Simpson
Pamela Mandell
Mrs. Stokis
Peter Whitman
Man At Cash Point
Pat Starr
White-Coated Scientist
George Chisholm
Street Sweeper
David Fielder
Olympic Runner
Robert Beatty
Tanker Captain
Christopher Malcolm
1st Miner
Geoffrey Steele
Man in Elevator
Jill Goldston
Woman in Crowd (uncredited)
Barrie Holland
Man at Bowling Alley (uncredited)