Previously best known for being the son of the late sitcom star John Ritter, actor Jason Ritter had struck out on his own since the untimely death of his father, consistently making a name for himself as an actor equally adept at both drama and his father’s forte, comedy. Even before his dad passed, Ritter had begun taking his first steps towards an onscreen career with a recurring role on “Joan of Arcadia” (CBS, 2003-04), playing a former athlete adjusting to his new life as a paraplegic. But because of his last name, Ritter faced higher expectations, particularly in acting school, where he