Absolute Top 10 TV Shows of All Time

[Zombie]

Fringe
Scrubs
Batman TAS
Spiderman TAS
Dr. Who
Friends

[Iko Iko]

The X-Files
Buffy the Vampire Slayer
Game of Thrones
Justified
Twin Peaks
Lost
Parks and Recreation
The Office
Seinfeld
Curb Your Enthusiasm

[Mister H]

Parks and Rec. was pretty good. It's weird though, I thought the series finale was unwatchable.

[statman]

no particular order:
Seinfeld
Friends
NCIS
Survivor
Mash
Cheers
ER
The Expanse
Big Bang Theory
ST:TNG

[ParisDean]

The top five are locked in:

1. Mad Men (2007–2015)
2. Buffy the Vampire Slayer (1997–2003)
3. Downton Abbey (2010–2015)
4. Firefly (2002–2003)
5. Angel (1999–2004)

The next five I don't own on disc, but I think are great and would definitely watch again at some point:

6. The Americans (2013-2018)
7. Les Revenants (2012-2015)
8. The Young Pope / The New Pope (2016-2019)
9. Orphan Black (2013-2017)
10. Fleabag (2016-2019)

And these honorable mentions are dependent on how they end:

Deutschland 83/86/89 (2015- )
Outlander (2014- )
Westworld (2016- )

And I love these, but haven't finished them:

The Avengers: Earth's Mightiest Heroes (2010–2012)
Daredevil (2015–2018)
Gatchaman (1972–1974)
WKRP in Cincinnati (1978–1982)

[JoeWorf]

Now THIS is hard....

1.) The Wire
2.) The Rockford Files
3.) Homicide: Life on the Streets
4.) Star Trek: Deep Space Nine
5.) M*A*S*H*
6.) The Dick Van Dyke Show
7.) Deadwood
8.) The Sopranos
9.) The Twilight Zone
10.) The Simpsons
11.) Bonus Picks 1: TIE: Hill Street Blues / Oz / The Mary Tyler Moore Show
12.) Bonus Picks 2: TIE: Mission Impossible / The Prisoner

Honorable Mention: Banshee

[Leon]

Black Sails (my #1 without a doubt)
Spartacus
Breaking Bad
Star Trek DS9
Game of Thrones
Penny Dreadfull
Vikings
Orphan Black
Outlander
Merlin

These were only good the first few seasons:
Walking Dead
True Blood

[Demona]

In no order, though Breaking Bad is damn near #1


Seinfeld
I Love Lucy
Breaking Bad
X-Men TAS
Batman TAS
The Wire
Everybody Loves Raymond
Game of Thrones (minus last season)
The Simpsons
ER

I was torn between ER, Star Trek Next Gen, Americans, and MASH as my 10th.

[Josh-a-tron]

1. The X-Files
2. Sherlock (BBC)
3. Elementary
4. Batman TAS
5. Star Trek TNG
6. Daredevil
7. NCIS
8. Tales from the Crypt
9. Justice League TAS
10. A Penny Dreadful

[Vracula]

1. Its always sunny in Philadelphia
2. Love Death Robots
3. True Detective Season 1
4. Narcos (The Pablo escobar seasons)
5. Stranger Things season 1
6. Game of Thrones
7. Breaking Bad
8. True blood (Seasons before all the fairy BS)
9. Fargo
10. The office (USA)