Popular Mystery TV Series on Free Services - Page 4

Mutant X

2001

Mutant X

2001
6.7
Mutant X is a science fiction television series that debuted on October 6, 2001. The show was created by Avi Arad, and it centers around Mutant X, a team of "New Mutants" who possess extraordinary powers as a result of genetic engineering. The members of Mutant X were used as test subjects in a series of covert government experiments. The mission of Mutant X is to seek out and protect their fellow New Mutants. The series was filmed in Toronto, Ontario, Canada. Even though the series had high ratings and was meant to be renewed for a fourth season, it was abruptly canceled in 2004 after the dismantling of Fireworks Entertainment, one of the show's production companies, ending the show on a cliffhanger.
Imperfect Women

2026

Imperfect Women

2026
6.3
After a murder shatters the lives of three best friends, their decades-long bond is tested when an investigation reveals betrayals and shocking truths.
Three-Body

2023

Three-Body

2023
7.9
Nanotechnology researcher Wang Miao is taken to the Joint Operations Center by police officer Shi Qiang, who's investigating the mysterious suicide wave among scientists worldwide. He is recruited to sneak into an organization called the Frontiers of Science to help the investigation. When Wang Miao is contacted by the leader of the organization, Shen Yufei, she introduces him to a sophisticated VR video game called Three-Body, but soon he discovers that it's more than just a game.
Murders in...

2013

Murders in...

2013
7.3
Murders in... is a collection of French-Belgian police TV movies taking place each time in a different French city and region.
Cyberchase

2002

Cyberchase

2002
7.6
The series takes place in Cyberspace, a virtual world, and chronicles the adventures of three children, Jackie, Inez, and Matt, as they use math and problem solving skills to save Cyberspace and its leader, Motherboard, from The Hacker, the villain.
Wild Cards

2024

Wild Cards

2024
7.1
A spirited con woman and a demoted by-the-book detective are given the chance to redeem themselves. The catch? They have to find a way to work together each using their unique skills to solve crimes.
Humans

2015

Humans

2015
7.5
In a parallel present where the latest must-have gadget for any busy family is a 'Synth' - a highly-developed robotic servant that's so similar to a real human it's transforming the way we live.
Monsters

1988

Monsters

1988
7.1
Monsters is a syndicated horror anthology series which originally ran from 1988 to 1991 and reran on the Sci-Fi Channel during the 1990s. Similarly to Tales from the Darkside, Monsters shared the same producer, and in some ways succeeded the show. It differed in some respects nonetheless. While Tales sometimes dabbled in stories of science fiction and fantasy, this series was more strictly horror. As the name implies, each episode features a different monster, from the animatronic puppet of a fictional children's television program to mutated, weapon-wielding lab rats.
Dexter: Original Sin

2024

Dexter: Original Sin

2024
8.2
In 1991 Miami, Dexter Morgan transitions from student to avenging serial killer. When his bloodthirsty urges can't be ignored any longer, Dexter must learn to channel his inner darkness. With the guidance of his father, Harry, he adopts a Code designed to help him find and kill people who deserve to be eliminated from society without getting on law enforcements' radar. This is a particular challenge for young Dexter as he begins a forensics internship at the Miami Metro Police Department.
Creepshow

2019

Creepshow

2019
7.4
A young boy's horror comic book comes to life in this anthology series of terrifying tales.
Crime Story

1986

Crime Story

1986
8
The hard-boiled saga of hair-trigger cop Lieutenant Mike Torello and his obsessive pursuit of ruthless gangster Ray Luca.
Slasher

2016

Slasher

2016
6.7
Thirty years ago, in the sleepy community of Waterbury, a killer known as “The Executioner” murdered Sarah Bennett's parents. Now Sarah and her husband Dylan have returned to town, only to find herself the centerpiece in a series of horrifying murders centered around the seven deadly sins.
Taboo

2017

Taboo

2017
7.9
Adventurer James Keziah Delaney returns to London from Africa in 1814 along with fourteen stolen diamonds to seek vengeance after the death of his father.
Manhunt

2017

Manhunt

2017
7.6
Inspired by actual events, this true crime anthology series takes a deep dive into the dark, twisted minds of terrorists and follows the brave souls who hunt them down.
Watson

2025

Watson

2025
4.8
A year after the death of his friend and partner Sherlock Holmes at the hands of Moriarty, Dr. John Watson resumes his medical career as the head of a clinic dedicated to treating rare disorders. However, he soon finds that his old life is not done with him yet.
The Prisoner

1967

The Prisoner

1967
7.7
After resigning, a secret agent is abducted and taken to what looks like an idyllic village, but is really a bizarre Kafkaesque prison. His warders demand information. He gives them nothing, but only tries to escape.
Beck

1999

Beck

1999
6.8
Beck follows Swedish police officer Martin Beck and his team as they investigate various crimes.
Shakespeare & Hathaway - Private Investigators

2018

Shakespeare & Hathaway - Private Investigators

2018
7.2
Frank Hathaway, a hardboiled private investigator, and his rookie sidekick Lu Shakespeare form the unlikeliest of partnerships as they investigate the secrets of rural Warwickshire's residents.
Miss Fisher's Murder Mysteries

2012

Miss Fisher's Murder Mysteries

2012
7.6
Our lady sleuth sashays through the back lanes and jazz clubs of late 1920’s Melbourne, fighting injustice with her pearl handled pistol and her dagger sharp wit. Leaving a trail of admirers in her wake, our thoroughly modern heroine makes sure she enjoys every moment of her lucky life. Based on author Kerry Greenwood's Phryne Fisher Murder Mystery novels.
Terror in Resonance

2014

Terror in Resonance

2014
7.8
In an alternate version of the present, Tokyo has been decimated by a shocking terrorist attack, and the only hint to the identity of the culprit is a bizarre video uploaded to the internet. The police, baffled by this cryptic clue, are powerless to stop the paranoia spreading across the population. While the world searches for a criminal mastermind to blame for this tragedy, two mysterious children - children who shouldn't even exist - masterfully carry out their heinous plan. Cursed to walk through this world with the names Nine and Twelve, the two combine to form "Sphinx," a clandestine entity determine to wake the people from their slumber - and pull the trigger on this world.