Actor
The Day the Hot Line Got Hot
1968
Documentaries
Secret Origin: The Story of DC Comics
2010
as Self (archive footage)
You Will Believe: The Cinematic Saga of Superman
2006
as Self
Look, Up in the Sky! The Amazing Story of Superman
2006
as Self
Santa Claus: The Making of the Movie
1985
as Self
The Making of 'Superman III'
1985
as Self
Supergirl: The Making of the Movie
1984
as Self
The Making of 'Superman II'
1982
as Self
The Making of 'Superman: The Movie'
1980
as Self
Production
Planet Gliese
2023
Producer
Young Alexander the Great
2010
Producer
Superman II: The Richard Donner Cut
2006
Executive Producer
Christopher Columbus: The Discovery
1992
Producer
Santa Claus: The Movie
1985
Producer
The Making of 'Superman III'
1985
Executive Producer
Supergirl
1984
Executive Producer
Superman III
1983
Executive Producer
The Making of 'Superman II'
1982
Executive Producer
Superman II
1980
Executive Producer
The Making of 'Superman: The Movie'
1980
Executive Producer
Superman
1978
Executive Producer
The Prince and the Pauper
1977
Producer
The Twist
1976
Producer
The Four Musketeers
1974
Executive Producer
The Four Musketeers
1974
Producer
Bluebeard
1972
Executive Producer
The Light at the Edge of the World
1971
Associate Producer