1. Tenchi Universe (天地無用!)
Tenchi Masaki may be a 17-year-old young man in rural Japan, but little does he know how bad his day will be getting. When a space pirate chased by a pair of Galaxy Police officers crash-lands at his grandfather's temple, Tenchi is sucked into a new adventure that will literally blast him off into outer space and beyond.
It has an average vote of 6.4 on TMDB.
2. Firefly
In the year 2517, after the arrival of humans in a new star system, follow the adventures of the renegade crew of Serenity, a "Firefly-class" spaceship. The ensemble cast portrays the nine characters who live on Serenity.
It has an average vote of 8.329 on TMDB.
3. Game of Thrones
Seven noble families fight for control of the mythical land of Westeros. Friction between the houses leads to full-scale war. All while a very ancient evil awakens in the farthest north. Amidst the war, a neglected military order of misfits, the Night's Watch, is all that stands between the realms of men and icy horrors beyond.
It has an average vote of 8.449 on TMDB.
4. Westworld
A dark odyssey about the dawn of artificial consciousness and the evolution of sin. Set at the intersection of the near future and the reimagined past, it explores a world in which every human appetite, no matter how noble or depraved, can be indulged.
It has an average vote of 8.1 on TMDB.
5. Downton Abbey
A chronicle of the lives of the aristocratic Crawley family and their servants in the post-Edwardian era—with great events in history having an effect on their lives and on the British social hierarchy.</p><p></p><p>
It has an average vote of 8.097 on TMDB.
6. Fargo
A close-knit anthology series dealing with stories involving malice, violence and murder based in and around Minnesota.
It has an average vote of 8.29 on TMDB.
7. Red Dwarf
The adventures of the last human alive and his friends, stranded three million years into deep space on the mining ship Red Dwarf.
It has an average vote of 8.076 on TMDB.
8. Supernatural
When they were boys, Sam and Dean Winchester lost their mother to a mysterious and demonic supernatural force. Subsequently, their father raised them to be soldiers. He taught them about the paranormal evil that lives in the dark corners and on the back roads of America ... and he taught them how to kill it. Now, the Winchester brothers crisscross the country in their '67 Chevy Impala, battling every kind of supernatural threat they encounter along the way.
It has an average vote of 8.296 on TMDB.
9. Friday Night Lights
The trials and triumphs of life in the small town of Dillon, Texas, where high school football is everything.
It has an average vote of 8.004 on TMDB.
10. Vikings
The adventures of Ragnar Lothbrok, the greatest hero of his age. The series tells the sagas of Ragnar's band of Viking brothers and his family, as he rises to become King of the Viking tribes. As well as being a fearless warrior, Ragnar embodies the Norse traditions of devotion to the gods. Legend has it that he was a direct descendant of Odin, the god of war and warriors.
It has an average vote of 8.093 on TMDB.
11. The Langoliers
A jet leaves on a red-eye flight from Los Angeles to Boston. But early in the flight, ten passengers awaken to a startling realization: All of the other passengers have vanished.
It has an average vote of 6.381 on TMDB.
12. Quantico
A diverse group of recruits has arrived at the FBI Quantico Base for training. They are the best, the brightest and the most vetted, so it seems impossible that one of them is suspected of masterminding the biggest attack on New York City since 9/11.
It has an average vote of 6.536 on TMDB.
13. Planet Earth
David Attenborough celebrates the amazing variety of the natural world in this epic documentary series, filmed over four years across 64 different countries.
It has an average vote of 8.5 on TMDB.
14. Big Little Lies
The tale of three mothers of first graders whose apparently perfect lives unravel to the point of murder.
It has an average vote of 7.892 on TMDB.
15. The Bridge (Bron/Broen)
When a body is found on the bridge between Denmark and Sweden, right on the border, Danish inspector Martin Rohde and Swedish Saga Norén have to share jurisdiction and work together to find the killer.
It has an average vote of 8.088 on TMDB.
16. Dexter
Dexter Morgan, a blood spatter pattern analyst for the Miami Metro Police also leads a secret life as a serial killer, hunting down criminals who have slipped through the cracks of justice.
It has an average vote of 8.194 on TMDB.
17. Billions
A complex drama about power politics in the world of New York high finance. </p><p></p><p>Shrewd, savvy U.S. Attorney Chuck Rhoades and the brilliant, ambitious hedge fund king Bobby "Axe" Axelrod are on an explosive collision course, with each using all of his considerable smarts, power and influence to outmaneuver the other. The stakes are in the billions in this timely, provocative series.
It has an average vote of 7.746 on TMDB.
18. Better Call Saul
Six years before Saul Goodman meets Walter White. We meet him when the man who will become Saul Goodman is known as Jimmy McGill, a small-time lawyer searching for his destiny, and, more immediately, hustling to make ends meet. Working alongside, and, often, against Jimmy, is “fixer” Mike Ehrmantraut. The series tracks Jimmy’s transformation into Saul Goodman, the man who puts “criminal” in “criminal lawyer".
It has an average vote of 8.673 on TMDB.
19. The Sinner
In a small New York town, a haunted detective hunts for answers about perplexing crimes while wrestling with his own demons.
It has an average vote of 7.5 on TMDB.
20. The Shield
The story of an inner-city Los Angeles police precinct where some of the cops aren't above breaking the rules or working against their associates to both keep the streets safe and their self-interests intact.
It has an average vote of 8.1 on TMDB.