Compact, feisty and fierce character actor David Patrick Kelly was born in Detroit, Michigan, to Margaret Elizabeth (Murphy) and Robert Corby Kelly, Sr., an accountant. He burst onto the acting scene in 1979, playing the devious leader of the leather-clad gang "The Rogues" in Walter Hill's controversial New York City gang film The Warriors (1979). Kelly's tight-lipped expressions and attitude that made him appear like a grenade with the pin pulled, got him plenty of roles playing defiant young men, often in trouble with
