Recently I enjoyed the "Doc Martin" series, as well as the non-fiction series on the British monarchy (called "Monarchy.") Both are available on NetFlix.
It has to be a tie between The Prisoner and UFO !
ATV makes legenday entertainment that cant be beaten.
I like doctor who...
I really enjoyed watching Keeping Up Appearances, with Mrs. Bucket. lol
Only Fools and Horses - best TV show ever