Salesman, Albert and David Maysles and Charlotte Zwerin 1968
“Salesman follows four door-to-door Bible salesmen as they walk the line between hype and despair. Paul ”The Badger” Brennan, Charles “The Gipper” McDevitt, James “The Rabbit” Baker, and Raymond “The Bull” Martos, are so nicknamed for their particular selling styles — on their rounds.”