Jonathan Bennett Michael Hull EXCLUSIVE: Jonathan Bennett is joining General Hospital in the role of Joe Fitzpatrick, making his debut on the ABC soap opera starting in May. Bennett is best known for playing the heartthrob Aaron Samuels in 2004's Mean Girls. The actor is all grown up and has realized his lifelong dream of starring on Broadway in Monty Python's acclaimed musical comedy Spamalot. "We're so excited to have Jonathan joining our cast," GH Executive Producer Frank Valentini said in a statement. "He's a tremendous talent and will be a fantastic addition to GH.