Lethbridge Police Detective Ryan Stef pushes his investigative creativity to the limit as he tries to solve the vicious murder of an innocent grandmother.

The high-profile case still haunts detective Debbie Harris.

A Sackville mother and son are found strangled to death in their trailer home, which becomes an intensely personal case for RCMP Detective Gerry Belliveau.

Detective Herb Curwain is finally promoted to the Homicide Unit and with this comes the assignment of an unsolved case he knows well — the disappearance of a young woman in Pickering, Ont. There’s evidence this may be connected to one man and a string of serial killings, but when red tape threatens to get in his way — Curwain does whatever it takes and changes the way serial killers are investigated in Canada to this day.

This small town suicide didn’t raise any suspicion, but when Detective Ken Leppert dug deeper it began to look more like murder.

One of the largest mass murders in Canada is heinously committed In Wells Gray Park, B.C., as three generations of a family are brutally killed. For Detective Mike Eastham, it’s mission that takes him across the country and back again as he pioneers the use of the media to catch his man. When the killer gets a plea, Eastham vows to put him behind bars, because for Eastham the case won’t be over for him until he’s gone.

When leads dry up on a double homicide, Hamilton Detective Don Forgan turns to the only potential witness, the murder victim's three-year-old son.

Detective Rod Piukkala faces a gruesome crime scene, a bomb threat, and a killer threatening to strike again. The victim's family helps change Canadian parole laws forever.

The high-profile case still haunts detective Debbie Harris.

But this time, she never made it home

Like most nights, 18-year-old Jennifer Teague walked home from her late shift at work. But this time, she never made it home

When a man is reported missing, things don’t add up. Edmonton Homicide Investigator Bill Clark takes charge and before long finds himself deep in the world of Internet homicide and the sickening potential that the murder was filmed and for sale to the highest bidder.

In 2011, a massive fire tore down a 19th century heritage building and threatened Toronto’s downtown core. The high-profile case still haunts detective Debbie Harris.

Like most nights, 18-year-old Jennifer Teague walked home from her late shift at work. But this time, she never made it home

As more men go missing from The Village, the entire city is on high alert; all eyes are on Toronto Detective Hank Idsinga to bring the disappearances to an end.

When a man with no enemies and few friends is viciously murdered in a quiet neighbourhood in Calgary, Detective Dave Sweet struggles to determine who could have done it.

A Hamilton detective follows a string of evidence in the hopes it will unravel the mystery of why an innocent father of four was executed.

A Toronto detective's investigation into a missing man from the village uncovers a bizarre international cannibal ring.

When a young RCMP constable is found murdered in the middle of a deserted road, it's up to Detective Earl Peters to figure out who killed his colleague in cold blood.

But this time, she never made it home

This small town suicide didn’t raise any suspicion, but when Detective Ken Leppert dug deeper it began to look more like murder.

A missing pregnant woman turns up dead on the shores of the Delta Causeway after attending a yoga class. Her abandoned car is located nowhere near her body or the class. Delta Police Detective Harj Sidhu is brought in to investigate and forced to delve into his own Punjabi community to try and understand who killed the beloved young mother and elementary school teacher — and why.

Detective Dave Sweet struggles to determine who could have done it.

A detective uncovers a pattern of escalating crimes that suggest a serial killer is operating in cottage country.