James Karen (born Jacob Karnofsky) was an American character actor of Broadway, film and television. Karen was best known for his roles in Poltergeist, The Return of the Living Dead, Invaders from Mars, and in The Pursuit of Happyness.Karen was also known for his recurring television role as Tom Bradford's boss, Eliot Randolph, in Eight Is Enough. He appeared in commercials for Pathmark which earned his nickname "Mr. Pathmark". He was nominated for a Saturn Award for his 1985 role in The Return of the Living Dead. He also appeared in an episode of Cheers as Frasier's mentor and the father of Carla's sixth child.