Between 1941 and 1958, Monroe wrote the templates and scripts for only five films and television series. He was nominated for the Academy Award for Best Story for his first work, along with Billy Wilder, at the 14th Academy Awards in 1942 for the film, "Ball of Fire". His second Oscar nomination for best story was for "The Affairs of Susan", co-written by László Görög. He died in Sawtelle, California.