20 best shows like Operation Hyacinth (2021)

The Son of Sam case grew into a lifelong obsession for journalist Maury Terry, who became convinced that the murders were linked to a satanic cult.

When family man Nick Brewer is abducted in a crime with a sinister online twist, those closest to him race to uncover who is behind it and why.

In the late 1970s, an accused serial rapist claims multiple personalities control his behavior, setting off a legal odyssey that captivates America.

The mysterious disappearance of a Scottish fishing trawler and a death on-board the submarine HMS Vigil bring the police into conflict with the Navy and British security services. DCI Amy Silva and DS Kirsten Longacre lead an investigation on land and at sea into a conspiracy that goes to the very heart of Britain’s national security.

Set in the backdrop of the mystical city of Varanasi, Asur follows Nikhil Nair, a forensic-expert-turned-teacher, who returns to his roots at the Central Bureau of Investigation, and along with his former mentor Dhananjay Rajpoot, finds himself caught in a cat-and-mouse game with a brutal serial killer. What follows is a blend of suspense, mythology and the murders of some people totally unrelated.

The adventures of Professor Wolfe Kinteh, a crime scene investigator in the north of England.

Paul Copeland is looking to solve the murder of his sister back in 1994.

Detectives look to untangle the case of the Ragdoll Killer, who has killed six people and sewn their bodies into the shape of one grotesque body nicknamed the Ragdoll.

A down and out cop lands the case of a lifetime when four suspects are nabbed in the assassination attempt of a prime time journalist. The case turns out to be a devious maze where nothing is what it looks like. The pursuit of it leads him to the dark netherworld - the 'Paatal Lok', and to shocking discoveries in the past of the four suspects.

Set against the backdrop of a major drug cartel bust, the series follows two low-level cops who have spent far too much time in a car together, two criminals who are largely kept in the dark, two dispatch workers who haven't really clicked and two Mexican tunnelers who are in way too small a space considering they've only just met.

Kyle Barnes has been plagued by possession since he was a child. Now an adult, he embarks on a spiritual journey to find answers, but what he uncovers could mean the end of life on Earth as we know it.

The coastal town of Bristol Cove is known for its legend of once being home to mermaids. When the arrival of a mysterious girl proves this folklore all too true, the battle between man and sea takes a very vicious turn as these predatory beings return to reclaim their right to the ocean.

The search for a serial killer becomes a matter of life and death for detective Annie Redford, who is trying to cope with her first murder case.

A psychopath’s ruthless serial murders have left the entire nation gripped with fear and chaos. A honest and justice-seeking rookie police officer and a veteran detective with tragic past, face against the killer. After the encounter with the psychopath, their lives totally change.

Magnus - perhaps the police's worst investigator - is set to solve a murder from another world, and then we mean a completely different world.

Two detectives are dispatched to investigate the murder of a young girl on the outskirts of Dublin, but as the case of the missing children intensifies, both are forced to confront the darkness that lies in their past.

A bright-eyed New York lawyer takes his first big case defending an eccentric poetry professor accused of murdering his wife.

The disastrous meltdown of a nuclear power plant in Northern Spain created a contaminated no-go zone and left the nearby provincial city and inhabitants in a state of shock and mourning. Three years later, while the city prepares for the commemoration ceremony, a mutilated body is found in a warehouse. Police inspector Hector Uria's search for the murderer takes him deep into the no-go zone and into his own past.

To survive in a dog-eat-dog world, two rival lawyers with high-class clientele tear apart anything that stands in the way of their ambitions.

A dark and compelling thriller centering on Detective Superintendent Elizabeth Bancroft, a female detective with an explosive secret.

An action-packed Las Vegas thriller about a former military operative turned security expert who is drawn into a high-stakes game where an organization of wealthy individuals gamble on his ability to stop some of the biggest crimes imaginable from playing out. Can he take them down from the inside and get revenge for the death of his wife, or is it true what they say: the House always wins.

In the 1980s, millions of Romanians tuned in to Comrade Detective, a gritty, sexy, communist buddy cop show that has now been digitally remastered and dubbed into English for the first time.

Baik Hee Sung, an ordinary family man, is actually a psychopath whose past is dotted with crime and violence. His hopeless life changes completely after he meets his wife. He had to falsify everything about himself to marry her. His wife, Cha Ji Won, starts to doubt her husband as a suspect of a murder case. She becomes emotionally overwhelmed with betrayal, and rages as secrets behind his husband reveal. The story will draw faith and truth between a man and woman who trusted the most and loved each other.

When Reykjavik crime detective Helgi Marvin Runarsson is called in to investigate a suicide case on Snaefellsnes Peninsula, the case turns out to be far from simple. Pulled into a sinister trail of evidence, Helgi's own deeply hidden secrets are unearthed. Will Helgi turn a blind eye to murder in order to save the life of his daughter.

A group of investigators finds murdered teenagers in a city collector. Unraveling this case step by step, the police faces an unconditional evil - a whirlpool of a big city, which sucks and destroys the weak - those whom no one loves and does not care for. This evil destroys people with impunity, and each of the characters is forced to face it personally, look inside themselves to meet their own demons and fears.

A horrific discovery in a small town nestled high in the French Pyrenees begins to unravel a dark mystery that has been hidden for years. On an unforgiving winter morning, a group of workers discover the headless body of a horse, hanging suspended from the edge of a frozen cliff. Commandant Martin Servaz starts investigating and soon discovers a dark story of madness and revenge.

Russian scientists created an android policeman. Ideal in all respects, Captain Anna Nikolaevna Korolkevich goes to serve in a provincial town to see real life and become a human. Colleagues think that Anna Nikolaevna is the daughter of the Deputy Minister, and nothing foreshadows misfortune until humanization goes too far.

In 1963, the U.S. government launched a covert space mission sending hundreds of men, women and children on a century-long voyage aboard the starship Ascension to populate a new world. Nearly 50 years into the journey, as they approach the point of no return, a mysterious murder of a young woman causes the ship’s population to question the true nature of their mission.

After a fortuitous drug bender saves his life, addict Jake ventures out into the quiet streets… unaware that most of the world already died in their beds. Now, battling sleepless fatigue and encroaching delirium, Jake teams with a scrappy teenager, overnight doctor and red-eye pilot to search for answers… and just maybe find a way to sleep again.

The journey of Jean Holloway – a therapist who begins to develop dangerous and intimate relationships with the people in her patients' lives.

A noir thriller with diverse individuals whose worlds become interwoven after the murder of drug baron Harvey Wratten. From the cop with a bullet in his brain, whose amnesia leaves him doubtful of his own moral compass; to the drug-lord driven by a profound personal tragedy, risking it all on one last deal; to the brilliantly lethal puppet-master who gradually emerges from the shadows to bring the story to its shocking climax The Shadow Line explores the morality of these characters as they negotiate the repercussions of Wratten's death and attempt to navigate the fine line between right and wrong. As the thread around Wratten's operation begins to unravel, the web of intrigue becomes more complex and the question of which side of the line they stand on becomes increasingly blurred. An intelligent and gripping conspiracy thriller that delves to the heart of human morality, The Shadow Line will have audiences enthralled over six taut and thrilling episodes. Faced with similar dilemmas, on which side of the line would you stand?

The story revolves around a first-year high school student, Teiichi Niiya who had just enrolled at Seikyou Private Academy. When he gets lost in one of the school's old building, he meets a girl named Yuuko Kanoe who reveals herself as a ghost with no memories. Teiichi then decides to investigate her death by delving deep into the infamous Seven Mysteries of the storied school along with Kirie Kanoe, Yuuko's relative, and the oblivious second year Momoe Okonogi. Throughout the story, Teiichi and Yuuko discover the truth about these ghost stories and help those who are troubled all the while inching closer to the truth behind Yuuko's death.

Set during the Cold War period in the 1980s, The Americans is the story of Elizabeth and Philip Jennings, two Soviet KGB officers posing as an American married couple in the suburbs of Washington D.C. and their neighbor, Stan Beeman, an FBI Counterintelligence agent.

The Event is an emotional, high-octane conspiracy thriller that follows Sean Walker, an everyman who investigates the mysterious disappearance of his would-be fiancée Leila, and unwittingly begins to expose the biggest cover-up in U.S. history.

Becca Winstone learns that her son, Michael, disappears while studying abroad, and it's a race against time when she travels to Europe to track him down. A surprising turn of events reveals just how far one mother will go to protect her family. Exotic locations and thrilling twists will keep you riveted in "Missing."

Dr. Daniel Pierce, a neuroscientist and professor, is recruited to help the federal government crack difficult cases. His intimate knowledge of human behavior and masterful understanding of the mind give him an extraordinary ability to read people, but his eccentric view of the world and less-than-stellar social skills can often interfere with his work.

Set two generations before the destruction of the legendary Man of Steel’s home planet, Krypton follows Superman’s grandfather — whose House of El was ostracized and shamed — as he fights to redeem his family’s honor and save his beloved world from chaos.

Empathetic, meticulous and relentless - the only thing to escape Larvik detective William Wisting in his hunt for Norway's most notorious criminals is a happy family life. And when two mysterious deaths interrupt Wisting's Christmas, it is the beginning of a showdown with the deadliest killer of them all.

The anthology horror series follows 25-year-old Atticus Freeman, who joins up with his friend Letitia and his Uncle George to embark on a road trip across 1950s Jim Crow America to find his missing father. They must survive and overcome both the racist terrors of white America and the malevolent spirits that could be ripped from a Lovecraft paperback.

It's 1933, and an older and greyer Hercule Poirot has fallen out of the public eye. When he receives anonymous letters threatening murder, he must take matters into his own hands.

When Sofia Karppi, a detective in her 30's who is trying to get over her husband's death, discovers the body of a young woman on a construction site, she triggers a chain of events that threatens to destroy her life again.

The series follows Himmat Singh of Research and Analysis Wing who draws similar patterns in terrorist attacks and is convinced a single person is behind all the attacks. His task force team of five agents living in various parts of the world aim to catch the mastermind. The story is based on an inspiration taken from nineteen years worth of national significant events.

Hwang Shi-Mok had brain surgery when he was a child, which caused him to lack emotion. Now, Hwang Shi-Mok works as a prosecutor. He is rational, but cold and lonely. He is also one of the only prosecutors not involved in corruption. One day, a dead body is thrown in front of him. He meets Police Lieutenant Han Yeo-Jin at a murder crime scene. They work together to eradicate corruption at the prosecutor's office and solve a serial murder case.

When her world suddenly turns upside down, will Aarya become the very thing she hated?How far will she go to survive and protect her family?

A scandal erupts in Brazil during an investigation of alleged government corruption via oil and construction companies. Loosely inspired by true events.

Five teens from Harlem become trapped in a nightmare when they're falsely accused of a brutal attack in Central Park.

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Honest cop Tony Jr. gets advice from his unscrupulous father, retired NYPD officer Tony Sr., about everything from his job to his love life.

A politically sensitive murder forces two disparate detectives into a battle with the Berlin underworld and a confrontation with their own corruption.

A serial killer thriller told in reverse, unravelling the truth behind a series of murders as DCI Gabriel Markham hunts down a brutal killer.