Biography
J.J. Cohen, also credited as Jeffrey Jay Cohen, is an American actor born on 22 June 1965. He is best known for playing Skinhead, a member of Biff Tannen's gang, in Back to the Future (1985) and Back to the Future Part II (1989), and a member of Needles' gang in Back to the Future Part III (1990).
Cohen's other film roles include appearances in Secret Admirer (1985), The Principal (1987) as White Zac, 976-EVIL (1988) and Almost Famous (2000) as Roadie Scully. His television credits include episodes of V (1984), Amazing Stories (1985), 3rd Rock from the Sun (1996) and Baywatch (1994). He tested for the role of Biff Tannen in the first Back to the Future film but was cast in a supporting part instead.
