The old woman at the receptionist's desk who asks Bronson if he's got an appointment is Margo Winkler, the director-writer's mother.
Mykelti Williams would later co-star in Heat (1995) starring Robert De Niro.
Writer-director Charles Winkler's father Irwin Winkler co-produced Raging Bull (1980); wrote and directed Guilty By Suspicion (1991); and directed Night and the City (1992) all starring Robert De Niro.
Jim Youngs' brother John Savage co-starred with Robert De Niro in The Deer Hunter (1978).