David James Elliott is a Canadian film and television actor, best known for playing lead character Harmon Rabb Jr. on the television series "JAG". Subsequently moving to Los Angeles, he took the stage name David James Elliott, having found an actor was already named David Smith. He appeared in the film Police Academy 3: Back in Training in 1986, and subsequently in the television series Street Legal, Knots Landing as Bill Nolan, and in 1993's The Untouchables as Agent Paul Robbins. The following year, Elliott landed a recurring role on the hi…