This was the pilot for a potential series. NBC did not pick up the series but did air the pilot.
Neil Simon is said to have based the character of Willy Clark on Willie Howard, who was a very old man when Simon met him.
Pilot - indeed was not picked up for a series, but was aired by NBC-TV on Thursday 9 June 1977.
One of four movies written by Neil Simon that were directed by Robert Moore. The films are Chapter Two (1979), The Sunshine Boys (1977), Murder by Death (1976), and The Cheap Detective (1978).