David Jason said the show was one of the UK's favorite drama serials. They had come on a bit of a journey, and it was nice to reach this point in the road.
Why don't you get a television like everyone else?
Assuming that Frost had joined the police as a young man, he would have been too short. David Jason is 5'6" and the minimum height for a male police officer in England was at least 5'8" (5'10" in some forces) until 1990.