Pretty Little Liars: The Perfectionists (2019)

When ex-soldier Maya sees her murdered husband on a secret nanny cam, she uncovers a deadly conspiracy that stretches deep into the past.

Alec Mercer is a world-renowned professor of behavioral psychology with a unique insight into human nature who lends his expertise to an array of high-stakes cases involving governments, corporations and law enforcement. However, he meets his match in a female domestic terror suspect who turns his world upside down.

Five years after the death of schoolgirl Andie Bell, Pippa Fitz-Amobi sets out to uncover what really happened to her. Sal Singh, Andie's boyfriend, admitted to the murder before taking his own life, but Pip doesn't believe he's responsible and teams up with Sal's brother Ravi to uncover the truth. If Sal Singh isn't a murderer and the real killer is still out there, how far will they go to keep Pip from finding out the truth?

Based on the Pretty Little Liars series of young adult novels by Sara Shepard, the series follows the lives of four girls — Spencer, Hanna, Aria, and Emily — whose clique falls apart after the disappearance of their queen bee, Alison. One year later, they begin receiving messages from someone using the name "A" who threatens to expose their secrets — including long-hidden ones they thought only Alison knew.

Former British soldier Jonathan Pine navigates the shadowy recesses of Whitehall and Washington where an unholy alliance operates between the intelligence community and the secret arms trade. To infiltrate the inner circle of lethal arms dealer Richard Onslow Roper, Pine must himself become a criminal.

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.

21 Jump Street revolves around a group of young cops who would use their youthful appearance to go undercover and solve crimes involving teenagers and young adults.

The Killing is a Danish police procedural set in the Copenhagen main police department and revolves around Detective Inspector Sarah Lund and her team, with each season series following a different murder case day-by-day and a one-hour episode covering twenty-four hours of the investigation. The series is noted for its plot twists, season-long storylines, dark tone and for giving equal emphasis to the story of the murdered victim's family alongside the police investigation. It has also been singled out for the photography of its Danish setting, and for the acting ability of its cast.

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.

Wallander is a Swedish television series adapted from Henning Mankell's Kurt Wallander novels and starring Krister Henriksson in the title role. The 1st series of 13 films was produced in 2005 and 2006, with one taken directly from a novel and the remainder with new storylines suggested by Mankell. The 2nd series of 13 films was shown between 2009 and 2010. The stories are set in Ystad near the southern tip of Sweden. The three films Before the Frost, Mastermind, and The Secret were premiered in cinemas, with the rest first released as direct-to-DVD movies. The first episode of the second series, Hämnden, was released in Swedish cinemas in January 2009; the rest of the series was made for television. The BBC aired all 26 episodes of the Swedish television versions on BBC Four. A third and final season, containing six 90 minute episodes, will air in 2013 with Charlotta Jonsson as Linda Wallander. The first episode, adapted from the novel The Troubled Man, was released in cinemas in January 2013.