Guy Walter Trosper was an American screenwriter. He was best known for his work in the films The Stratton Story, Devil's Doorway, The Pride of St. Louis, Jailhouse Rock, One-Eyed Jacks, Birdman of Alcatraz, and The Spy Who Came In from the Cold. Wikipedia
Born: March 27, 1911, Lander, WY
Died: December 19, 1963 (age 52 years), Los Angeles, CA
Siblings: Kathryn Popper
Movies