Stage debut with Shakespeare Fellowship Co. In a NYC production of "The Taming of the Shrew"
Played more than 400 roles on stage
Feature debut, "The Young Doctors"
Acted as a priest and Marcellus in the acclaimed John Gielgud-directed Broadway production of "Hamlet"
Breakthrough feature role, a supporting part in "Midnight Cowboy"
Appeared in the recurring role of Father John Majesky on the landmark sitcom hit, "All in the Family"
Appeared in the recurring role of Herb Hartley, Bob's father on "The Bob Newhart Show"
Nominated for a Tony for his supporting performance as Dogberry in a Broadway production of "Much Ado About Nothing"
Starred in his first sitcom, "Doc"
Starred in a revised version of "Doc"
Acclaimed for his starring performance in the Broadway production "Da"
Starred as Max Merlin in the sitcom fantasy "Mr. Merlin"
Starred as an evil rich man in "Trick or Treat", the pilot for "Tales From the Darkside", a syndicated fantasy horror series
Co-starred with Jason Robards in a Broadway revival of "The Iceman Cometh"
Reprised his Tony award-winning role for the feature adaptation of "Da"
Starred as CIA Director William Casey in the CBS docudrama miniseries "Guts and Glory: The Rise and Fall of Oliver North"
Originated the role of the Old Man in the off-Broadway production of "Prelude to a Kiss" and reprised the role on Broadway
Appeared as a regular on the first two seasons of the popular teen sitcom "Blossom"
Had supporting role in "Sister Act 2: Back in the Habit"
Was featured in the ensemble of Tim Robbins' "Cradle Will Rock"
Acted opposite wife Helen Stenborg in the Broadway play "Waiting in the Wings"