Christopher Reeve
Clark Kent / Superman
Margot Kidder
Lois Lane
Gene Hackman
Lex Luthor
Mariel Hemingway
Lacy Warfield
Jackie Cooper
Perry White
Marc McClure
Jimmy Olsen
Jon Cryer
Lenny
Sam Wanamaker
David Warfield
Mark Pillow
Nuclear Man
Damian McLawhorn
Jeremy
William Hootkins
Harry Howler
Jim Broadbent
Jean Pierre Dubois
Stanley Lebor
General Romoff
Don Fellows
Levon Hornsby
Robert Beatty
U.S. President
Bradley Lavelle
Tall Marshall
Mac McDonald
Marshall #2
Steve Plytas
Russian General #2
Czeslaw Grocholski
Russian General 1
John Hollis
Russian General 3 (Kremlin)
Bob Sherman
Senator - Pentagon
Eiji Kusuhara
U.N. Guard - Japanese
Yuri Borienko
Russian General - Red Square
Boris Isarov
Cosmonaut Captain
Dorota Zięciowska
Cosmonaut
Jayne Brook
Teacher - JFK High School
Susannah York
Lara (voice)
Diana Hunter
Museum Tour Guide
Indira Joshi
Secretary General U.N.
Jiří Stanislav
Cosmonaut
Ron Travis
Convict
Matthew Freeman
Submariner
Douglas W. Iles
Chief of Staff
Ted Maynard
Army Chief
Raymond Marlowe
Navy Chief
John Cagon
Technician
Malcolm Bullivant
U.N. Guard - Swedish
Mark Caven
Priest - Boystown
Nicholas Colicos
Paul - Metro Sports Club
David Garth
First Elder
Esmond Knight
Second Elder
Keith Edwards
Technician - Fort Mason
Eugene Lipinski
Cosmonaut - Space Walker
Dennis Creaghan
Bill Compton
Philip Fox
Husband - Great Wall of China
Jimmy Fung
Chinese Official - Great Wall of China
Guinevere John
Tourist - Great Wall of China
Peter Penry-Jones
Tourist - Great Wall of China
Witold Schejbal
Russian Premiere
Rex Robinson
Engineer - Subway
Kerry Shale
MBC Newscaster
Samantha Weysom
Lex Luther Girlfriend
Kenneth Coombs
Reporter
Stephanie English
Woman in Crowd
Jill Goldston
Commuter (uncredited)