1. NCIS: Los Angeles
The exploits of the Los Angeles–based Office of Special Projects , an elite division of the Naval Criminal Investigative Service that specializes in undercover assignments.
It has an average vote of 7.537 on TMDB.
From murder and espionage to terrorism and stolen submarines, a team of special agents investigates any crime that has a shred of evidence connected to Navy and Marine Corps personnel, regardless of rank or position.
It has an average vote of 7.628 on TMDB.
3. Hawaii Five-0
Steve McGarrett returns home to Oahu, in order to find his father's killer. The governor offers him the chance to run his own task force . Steve's team is joined by Chin Ho Kelly, Danny "Danno" Williams, and Kono Kalakaua.
It has an average vote of 7.698 on TMDB.
Dr. Jason Bull is the brilliant, brash, and charming founder of a hugely successful trial consulting firm.
It has an average vote of 7.1 on TMDB.
5. Chicago P.D.
A riveting police drama about the men and women of the Chicago Police Department's District 21 who put it all on the line to serve and protect their community. District 21 is made up of two distinctly different groups: the uniformed cops who patrol the beat and go head-to-head with the city's street crimes and the Intelligence Unit that combats the city's major offenses - organized crime, drug trafficking, high profile murders and beyond.
It has an average vote of 8.444 on TMDB.
6. Blue Bloods
A drama about a multi-generational family of cops dedicated to New York City law enforcement. Frank Reagan is the New York Police Commissioner and heads both the police force and the Reagan brood. He runs his department as diplomatically as he runs his family, even when dealing with the politics that plagued his unapologetically bold father, Henry, during his stint as Chief.
It has an average vote of 7.705 on TMDB.
Spoiled billionaire playboy Oliver Queen is missing and presumed dead when his yacht is lost at sea. He returns five years later a changed man, determined to clean up the city as a hooded vigilante armed with a bow.
It has an average vote of 6.774 on TMDB.
A powerful family drama about the head of a music empire whose three sons and ex-wife all battle for his throne.
It has an average vote of 7.182 on TMDB.
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 6.556 on TMDB.
Based on a true story, Scorpion is a high-octane drama about eccentric genius Walter O’Brien and his team of brilliant misfits who comprise the last line of defense against complex, high-tech threats of the modern age. As Homeland Security’s new think tank, O’Brien’s “Scorpion” team includes Toby Curtis, an expert behaviorist who can read anyone; Happy Quinn, a mechanical prodigy; and Sylvester Dodd, a statistics guru.
It has an average vote of 8.256 on TMDB.
11. Magnum P.I.
Thomas Magnum, a decorated former Navy SEAL who, upon returning home from Afghanistan, repurposes his military skills to become a private investigator in Hawaii taking jobs no one else will with the help of fellow vets T.C. Calvin and Rick Wright, and the former MI:6 agent Higgins.
It has an average vote of 7.696 on TMDB.
12. The 100
100 years in the future, when the Earth has been abandoned due to radioactivity, the last surviving humans live on an ark orbiting the planet — but the ark won't last forever. So the repressive regime picks 100 expendable juvenile delinquents to send down to Earth to see if the planet is still habitable.
It has an average vote of 7.915 on TMDB.
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 8.305 on TMDB.
14. 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 8.17 on TMDB.
15. American Horror Story
An anthology horror drama series centering on different characters and locations, including a house with a murderous past, an asylum, a witch coven, a freak show, a hotel, a farmhouse in Roanoke, a cult, the apocalypse and a summer camp.
It has an average vote of 8.152 on TMDB.
Dr. Gregory House, a drug-addicted, unconventional, misanthropic medical genius, leads a team of diagnosticians at the fictional Princeton–Plainsboro Teaching Hospital in New Jersey.
It has an average vote of 8.606 on TMDB.
17. DC's Legends of Tomorrow
When heroes alone are not enough ... the world needs legends. Having seen the future, one he will desperately try to prevent from happening, time-traveling rogue Rip Hunter is tasked with assembling a disparate group of both heroes and villains to confront an unstoppable threat — one in which not only is the planet at stake, but all of time itself. Can this ragtag team defeat an immortal threat unlike anything they have ever known?
It has an average vote of 7.326 on TMDB.
A vast international plot explodes when a beautiful Jane Doe is discovered naked in Times Square, completely covered in mysterious, intricate tattoos with no memory of who she is or how she got there. But there's one tattoo that is impossible to miss: the name of FBI agent Kurt Weller, emblazoned across her back. "Jane," Agent Weller and the rest of the FBI quickly realize that each mark on her body is a crime to solve, leading them closer to the truth about her identity and the mysteries to be revealed.
It has an average vote of 7.367 on TMDB.
19. The Vampire Diaries
The story of two vampire brothers obsessed with the same girl, who bears a striking resemblance to the beautiful but ruthless vampire they knew and loved in 1864.
It has an average vote of 8.3 on TMDB.
20. Marvel's Luke Cage
Given superstrength and durability by a sabotaged experiment, a wrongly accused man escapes prison to become a superhero for hire.
It has an average vote of 6.972 on TMDB.
21. Band of Brothers
Drawn from interviews with survivors of Easy Company, as well as their journals and letters, Band of Brothers chronicles the experiences of these men from paratrooper training in Georgia through the end of the war. As an elite rifle company parachuting into Normandy early on D-Day morning, participants in the Battle of the Bulge, and witness to the horrors of war, the men of Easy knew extraordinary bravery and extraordinary fear - and became the stuff of legend. Based on Stephen E. Ambrose's acclaimed book of the same name.
It has an average vote of 8.463 on TMDB.