1. 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 8.091 on TMDB.
2. Marco Polo
An epic adventure that follows the early years of the famous explorer as he travels the exotic Silk Road to the great Kublai Khan’s court. But Marco soon finds that navigating the Khan’s world of greed, betrayal, sexual intrigue and rivalry will be his greatest challenge yet, even as he becomes a trusted companion to the Khan in his violent quest to become the Emperor of the World.
It has an average vote of 7.334 on TMDB.
3. Bates Motel
A "contemporary prequel" to the 1960 film Psycho, depicting the life of Norman Bates and his mother Norma prior to the events portrayed in Hitchcock's film, albeit in a different fictional town and in a modern setting. The series begins after the death of Norma's husband, when she purchases a motel located in a coastal Oregon town so she and Norman can start a new life.
It has an average vote of 8.087 on TMDB.
4. The Liberator
A diverse, dedicated, rough-and-tumble squad of soldiers spearheads the Allied invasion of Italy during World War II.
It has an average vote of 7.1 on TMDB.
5. Poldark
Britain is in the grip of a chilling recession... falling wages, rising prices, civil unrest - only the bankers are smiling. It's 1783 and Ross Poldark returns from the American War of Independence to his beloved Cornwall to find his world in ruins: his father dead, the family mine long since closed, his house wrecked and his sweetheart pledged to marry his cousin. But Ross finds that hope and love can be found when you are least expecting it in the wild but beautiful Cornish landscape.
It has an average vote of 7.8 on TMDB.
6. Luther
A dark psychological crime drama starring Idris Elba as Luther, a man struggling with his own terrible demons, who might be as dangerous as the depraved murderers he hunts.
It has an average vote of 7.853 on TMDB.
7. Black Sails
The pirate adventures of Captain Flint and his men twenty years prior to Robert Louis Stevenson’s classic “Treasure Island.” Flint, the most brilliant and most feared pirate captain of his day, takes on a fast-talking young addition to his crew who goes by the name John Silver. Threatened with extinction on all sides, they fight for the survival of New Providence Island, the most notorious criminal haven of its day – a debauched paradise teeming with pirates, prostitutes, thieves and fortune seekers, a place defined by both its enlightened ideals and its stunning brutality.
It has an average vote of 7.578 on TMDB.
8. The Witcher
Geralt of Rivia, a mutated monster-hunter for hire, journeys toward his destiny in a turbulent world where people often prove more wicked than beasts.
It has an average vote of 8.074 on TMDB.
9. Into the Badlands
In a land controlled by feudal barons, a great warrior and a young boy embark on a journey across a dangerous land to find enlightenment. </p><p></p><p>A genre-bending martial arts series very loosely based on the classic Chinese tale Journey to the West.
It has an average vote of 7.605 on TMDB.
10. Frontier
The chaotic and violent struggle to control wealth and power in the North American fur trade in late 18th century Canada. Told from multiple perspectives, Frontier takes place in a world where business negotiations might be resolved with close-quarter hatchet fights, and where delicate relations between native tribes and Europeans can spark bloody conflicts.
It has an average vote of 6.807 on TMDB.
11. The Tale of Nokdu (조선로코 - 녹두전)
While on the run for his life, a young man discovers that the best place to lie low is in a village of widows — disguised as a woman.
It has an average vote of 7.1 on TMDB.
12. Outlander
The story of Claire Randall, a married combat nurse from 1945 who is mysteriously swept back in time to 1743, where she is immediately thrown into an unknown world where her life is threatened. When she is forced to marry Jamie, a chivalrous and romantic young Scottish warrior, a passionate affair is ignited that tears Claire's heart between two vastly different men in two irreconcilable lives.
It has an average vote of 8.195 on TMDB.
13. 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 8.453 on TMDB.
14. Vikings: Valhalla
In this sequel to "Vikings," a hundred years have passed and a new generation of legendary heroes arises to forge its own destiny — and make history.
It has an average vote of 7.791 on TMDB.
15. The White Queen
Set against the backdrop of the Wars of the Roses, the series is the story of the women caught up in the protracted conflict for the throne of England.
It has an average vote of 7.344 on TMDB.
16. Ray Donovan
Set in the sprawling mecca of the rich and famous, Ray Donovan does the dirty work for LA's top power players, and makes their problems disappear. His father's unexpected release from prison sets off a chain of events that shakes the Donovan family to its core.
It has an average vote of 7.492 on TMDB.
17. Da Vinci's Demons
The series follows the "untold" story of Leonardo Da Vinci: the genius during his early years in Renaissance Florence. As a 25-year old artist, inventor, swordsman, lover, dreamer and idealist, he struggles to live within the confines of his own reality and time as he begins to not only see the future, but invent it.
It has an average vote of 7.6 on TMDB.
18. Ozark
A financial adviser drags his family from Chicago to the Missouri Ozarks, where he must launder $500 million in five years to appease a drug boss.
It has an average vote of 8.207 on TMDB.
19. Dirk Gently's Holistic Detective Agency
A comedic thriller that follows the bizarre adventures of eccentric “holistic” detective Dirk Gently and his reluctant assistant Todd. An adaptation of Douglas Adams’ wildly successful comic novels.
It has an average vote of 7.715 on TMDB.
20. Barbarians (Barbaren)
Three people's fates are interwoven in the Battle of the Teutoburg Forest in 9 A.D., during which Germanic warriors halt the spread of the Roman Empire.
It has an average vote of 7.342 on TMDB.
