Episode 506, "A World Of Their Own"
SEASON 1, EPISODE 102 - A desperate father, played by Henry Czerny, holds an entire hospital staff hostage in order to get the heart transplant that his daughter is entitled to so that she will not die. Our team, lead by Parker's negotiations, finds initial success in convincing the man to calm down. But in the end, his desperation gets the best of him, and the father has to be ambushed by our team. He goes to prison, but Ed reveals to him in jail that his daughter does get the long awaited heart transplant.