Jack O'Halloran was born on 01 Apr 1943 in Philadelphia, Pennsylvania, USA. His is also called "Irish" Jack O'Halloran The Giant. His height is 198cm.

Jack O'Halloran appeared in the movie Farewell, My Lovely(1975), King Kong(1976), March or Die(1977), Superman(1978), The Baltimore Bullet(1980), The Flintstones(1994)。