Played Matthew Perry's father in Sólo los tontos se enamoran (1997), and later in Scrubs (2001); he is scheduled to do so again in the upcoming Beginning of Wisdom, The (2008).He and Matthew have also appeared on the same shows at separate times. First, John played Joshua's (Tate Donovan) father on Friends (1994) for one episode, but did not appear in any scenes with Matthew. Later, John played a congressman on El ala oeste de la Casa Blanca (1999) a few years before Matthew's recurring role as Joe Quincy.
