St. Elsewhere's Dr. Craig who also gained fame as Boy Meets World's Mr. Feeny. His role as Dr. Mark Craig in St. Elsewhere earned him two Emmy Awards.
He was president of Screen Actors Guild and played Dustin Hoffman's character's father in The Graduate.
He played the role of Carter Nash in the comedy TV series, Captain Nice, created by Buck Henry.
He was a member of his traveling family's song and dance troupe.
He married actress Bonnie Bartlett in June of 1951, and the couple had two children together.