Guy Trosper
Guy Walter Trosper

(1911-03-27)March 27, 1911
DiedDecember 19, 1963(1963-12-19) (aged 52)
Resting placeMount Hope Cemetery
Lander, Wyoming, U.S.
Years active1941–1963
Betty Bolster
(m. 1940)

Guy Walter Trosper (March 27, 1911 – December 19, 1963) was an American screenwriter. He was best known for his work in the films The Stratton Story (1949), Devil's Doorway (1950), The Pride of St. Louis (1952), Jailhouse Rock (1957), One-Eyed Jacks (1961), Birdman of Alcatraz (1962), and The Spy Who Came In from the Cold (1965).

Trosper began his film career as a reader for Samuel Goldwyn and became a screenwriter in 1941.[1] He was nominated for an Academy Award in 1953 and posthumously won an Edgar Award in 1966.

Early life

Trosper was born in Lander, Wyoming on March 27, 1911, the son of Ruth Calista (née Edgcomb) and Charles Alfred Trosper. His younger sister was Kathryn Naomi Popper (née Trosper).[2][3]

Personal life and death

Trosper was married to Genevieve Dorothy "Betty" Bolster from 1940 until his death in 1963. They had two children, Julie and Jeffrey.[1]

Trosper died in his sleep of a heart attack at his home in Sherman Oaks, Los Angeles, California on December 19, 1963, at age 52.[1] He was buried in Mount Hope Cemetery in his home town of Lander, Wyoming.


Awards and nominations

Year Award Category Nominated work Result
1951 Writers Guild of America Awards Best Written Western Devil's Doorway Nominated
1953 Academy Awards Best Story The Pride of St. Louis Nominated
1963 Writers Guild of America Awards Best Written Drama Birdman of Alcatraz Nominated
1966 Edgar Allan Poe Awards Best Motion Picture Screenplay (shared with Paul Dehn) The Spy Who Came In from the Cold Won
Writers Guild of America Awards Best Written Drama (shared with Paul Dehn) Nominated


  1. ^ a b c "Obituary for Guy Trosper (Aged 52) | Dream Heart Attack Turns Into Reality". Los Angeles Times. Los Angeles, California. December 22, 1963. p. 2. Retrieved October 29, 2020 – via
  2. ^ Roberts, Sam (March 8, 2016). "Kathryn Popper, Last Surviving Actor in 'Citizen Kane,' Dies at 100". The New York Times. Retrieved October 29, 2020.
  3. ^ Cheng, Cheryl (March 8, 2016). "Kathryn Trosper Popper, Last Living 'Citizen Kane' Castmember, Dies at 100". The Hollywood Reporter. Retrieved October 29, 2020.