[9][10][11] Marin began working in the film industry in 1920 in Universal Pictures' sales department.
[7] Marin's wife of 14 years, Katherine "Kitty" Seeman[2][12][13] (sister-in-law of Rube Goldberg[14]), died with three others on August 31, 1934, when their car collided with a truck on Ridge Route near Bakersfield, California.
[15] A number of Marin's fellow producers, such as M. C. Levee, Al Rockett, and Harry Rapf, served as pallbearers, as did writer Edgar Allan Woolf.
[13] On November 11, 1955, Marin died at Cedars of Lebanon Hospital in Los Angeles at age 60, following surgery for a brain tumor.
[16] He was survived by his father,[7] three siblings, his daughter, his son—publisher John Marin—and his granddaughter, casting director and producer Mindy Marin.