It starred Nigel Havers, Tony Britton and Dinah Sheridan, and was written by George Layton.
Don't Wait Up was repeated on Comedy Central Extra and in 2003, Playback released the first two series on DVD.
At the same time, his father Toby, also a doctor, announces his intention to divorce his wife of 32 years, Angela.
Father and son then move in together and frequently argue about politics and medical practices, Toby being more of a 'Harley Street' type and well to the right of the more liberally-inclined Tom.
The latter tries to get his parents back together, while beginning a romance with Toby's secretary Madeleine Forbes, whom he later marries.