Pierre Spengler (born 5 June 1947) is a French film producer. He initiated the first three Superman films starring Christopher Reeve and produced them with Alexander and Ilya Salkind. Description above from the Wikipedia article Pierre Spengler, licensed under CC-BY-SA, full list of contributors on Wikipedia.
The Making of 'Superman: The Movie'
The Making of 'Superman II'
Hollywood Banker
You Will Believe: The Cinematic Saga of Superman
Super/Man: The Christopher Reeve Story
Underground
Shooting Days: Emir Kusturica Directs Underground
