Which film that stars Will Smith is James Karen known for acting in?
James Karen:  Karen is best remembered for his roles in "Poltergeist", "The Return of the Living Dead", "Invaders from Mars", and in "The Pursuit of Happyness". The Pursuit of Happyness:  Directed by Gabriele Muccino, the film features Will Smith as Gardner, a homeless salesman.
The Pursuit of Happyness