[Solved] What former 1st Infantry Division corporal recounted some of his WWII experiences as director of the 1980 movie “The Big Red One”?

The Question: What former 1st Infantry Division corporal recounted some of his WWII experiences as director of the 1980 movie “The Big Red One”?

Samuel Fuller
Robert Altman
Sam Peckinpah
Frank Capra
John Ford

The correct answer is Samuel Fuller.