John Putch had a recurring role on what CBS sitcom?
John Putch:  He is best known for his recurring role as Bob Morton on the 1970s sitcom "One Day at a Time" and as Sean Brody in the film "Jaws 3-D". One Day at a Time: One Day at a Time is an American sitcom that aired on CBS from December 16, 1975, until May 28, 1984.
One Day at a Time