Mob Boss is a 1990 direct-to-video Mafia-themed comedy film directed by Fred Olen Ray and starring Eddie Deezen, Morgan Fairchild, Teagan Clive and William Hickey.

The film features character actor Deezen in one of his few leading roles, as well as guest appearances from many veteran character actors known for their "tough guy" and gangster roles, including Mike Mazurki in his final screen appearance.