123Movies | Watch Free 123 Movies Online | Movies123

The story of one of the most infamous cases in UK criminal history, that of serial killer Dennis Nilsen. Told through the prism of three men, the...

When a stranger makes a shocking claim about his wife, Adam Price's life upends as he becomes entangled in a web of secrets.

Inside the shocking investigation into three missing young women that eventually revealed a serial killer.

As a serial killer targets couples and strikes terror in Italy, authorities explore a case from 1968 that may be key to finding The Monster of...

Examine the intersecting paths of five of America’s most notorious killers–Ted Bundy, John Wayne Gacy, Jeffrey Dahmer, The Green River...

Everything is not what it seems in Trinity, South Carolina. Sheriff Lucas Buck develops a sinister interest in Caleb. Caleb's cousin Gail tries to...

A high school boy falls off of the top of a building and lapses into a coma. A detective and his school teacher attempt to get to the bottom of the...

An unassuming mystery writer turned sleuth uses her professional insight to help solve real-life homicide cases.

The super-charged comedy-horror series is a modern take on the classic whodunit with a killer cast. 

Set against the backdrop of the city of Amsterdam, Piet Van der Valk and his team investigate a series of high-profile cases immersed in the worlds...

Tech genius Lindy, convinced by her roommate to begin online dating, begins to suspect that one of her mysterious suitors may be a deadly cyber...

A psychopath's ruthless serial murders have left the entire nation gripped with fear and chaos. A honest and justice-seeking rookie police officer...

When Jaehee, a top call girl at a club in Gangnam, goes missing, Detective Kang Dongwoo returns to crack the case. Prosecutor Min Seojin aims to rise...

As a killing resembling a cold case resurfaces in a small town, the chase for the truth falls on two policemen who each harbor secrets of their own.

Hwang Shi Mok underwent brain surgery as a child to curb his violent temper, which left him devoid of emotions. Hwang becomes a prosecutor known for...

A former detective now living on the streets searches for the truth after a new death raises unnerving doubts about a supposedly settled murder case.

A series of heinous crimes have unsettled a small community, and Detective Lois Tryon feels they are eerily personal, as if someone—or...

The son of a notorious serial killer becomes an acclaimed criminal psychologist who uses his unique insight into how killers think to help the NYPD.

A lawyer with a ten-percent winning rate is caught up in a murder case and becomes the notorious and genius con artist, Big Mouse, overnight. In...

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...

Family Liaison Officer Lisa Armstrong becomes a little too emotionally involved with a case (to the point where she might compromise it) concerning a...

Former NYPD detective and forensic genius Lincoln Rhyme was at the top of his game until a serious accident at the hands of a notorious serial killer...

When one accidental killing leads to another, an ordinary young man finds himself stuck in an endless cat-and-mouse chase with a shrewd detective.