William Joseph Schallert (July 6, 1922 – May 8, 2016) was an American actor. He played the father on "The Patty Duke Show". He is also known for his guest-star roles in "The Smurfs", "Jefferson Drum", "Gunsmoke", "Star Trek", "Get Smart", "Lawman", "Matlock", "The Waltons", "Bonanza", and in "".