To start us off, here is a list of TV series that I've finished, been absorbed in, and/or particularly enjoyed at one point or another:
Chronological order
At school-age
- Pokémon
- Buffy
- The X-Files
- Friends
- Star Trek Voyager
- Star Trek Deep Space Nine
- Blackadder
- The Vicar of Dibley
- The Brittas Empire
Post-school, pre-wiki
Live-action drama
- The X-Files - COMPLETED
- Heroes
- Lost - COMPLETED
- Taken - COMPLETED
- Sherlock - COMPLETED
Comedy
- Black Books
- Friends - HAVE SEEN BEGINNING AND END AND MOST OF THE MIDDLE
- The Office - COMPLETED, Top Pick
- Fawlty Towers - COMPLETED
- Monty Python
Non-fiction
- Derren Brown's Tricks of the Mind
- QI
- Inside Nature's Giants - COMPLETED
- Charlie Brooker's Screenwipe
- 56 Up
- The Daily Show
Anime
- Death Note (except the last 1 or 2 episodes)
- Elfen Lied
- Tenchi Muyo
- Puella Magi Madoka Magica (8 episodes)
- Dennou Coil
2012
- Adventure Time, seasons 1-4
2013
- The Daily Show, as it came out
- Adventure Time, first half of season 5 as it came out
- Hikaru no Go, all
- Hannibal, season 1
- The Fall, season 1
- Serial Experiments Lain, all
- Nichijou, all
- Joshiraku, all but the last episode (finished in January 2014)
- The Returned, season 1
- Breaking Bad, all
- Neon Genesis Evangelion, first half
2014
- Sherlock, season 3
- Princess Jellyfish, all
- Neon Genesis Evangelion, final half
- Attack On Titan, all
- Adventure Time, middle of season 5
- Hannibal, season 2
- Luther, all
- The Vicar of Dibley, currently up to season 1 and following specials
- Tengen Toppa Gurren Lagann, all
- House of Cards, season 1
- The Fall, season 2
- Dexter, season 1 and 2
2015
- The Daily Show, as it came out
- Dexter, season 3 and 4
- Rick & Morty, season 1 and, as it came out, 2
- Hannibal, season 3
- Humans, season 1
- Adventure Time end of season 5 and most of season 6
- Pride and Prejudice
- Les Revenants, season 2
2016
- Humans, season 1 (II)
- The Strain, season 1
- The X-Files, season 10
- The Wire, season 1
- Stranger Things, season 1
- Anohana
- Elfen Lied (II)
- Black Mirror, season 3
- The Fall, season 3
- Planet Earth, season 2
- Humans, season 2
- Westworld, season 1
2017
- Alan Partridge, season 1 (III probably)
- Alan Partridge, season 2 (III probably)
- Utopia, season 1
- The Wire, season 3
- Sherlock, season 4
- The Wire, season 4
- One Punch Man
- The Wire, season 5
- Luther, season 3 (II)
- Luther, season 4 (II)
- Ozark, season 1
- Mindhunter, season 1
- Stranger Things 2
- Blue Planet II
- QI, season O
2018
- Absolutely Fabulous, seasons 1 and 2
- Peaky Blinders, season 1
- The Hunt (TV series)
- Westworld, season 2
- Humans, season 3