Discovery ID

'S2/E6 - Hunting Shadows'. Roo and her team assist in identifying a couple of known predators on Facebook. Meanwhile, a married man tries to woo 12-year-old Abby.

'S2/E7 - Armed And Dangerous'. A man with an extremely dark past hides in the shadows just beyond the team's reach. Roo feels sympathetic toward a young man reaching out to Mackenzie.

'S1/E2 - The Dark Horse'. A woman returns home to find her husband unconscious and bleeding in their barn. Finding clues in the 911 phone call police uncover a deadly plot.

'S7/E5 - The Tipster'. After a killer shoots 25-year-old Delvin Mitchell in the head, police receive all types of information from around town and circle in on the culprits.

'S1/E7 - Stay Out Of Dodge'. Merritt believes an expert witness can prove phone records placing him at the gravesite are 'impossible.' Plus, another key figure in the case emerges.

'S1/E10 - If I Can't Have You'. A man calls 911 screaming for help but too scared to give his address. Detectives uncover a shocking tale of torture, revenge and deadly unrequited love.

'S9/E1 - Sex House Homicide'. When police discover a married man dead in a secret sex den, they launch a relentless hunt for his killer, unearthing dark secrets along the way.

'S7/E5 - The Tipster'. After a killer shoots 25-year-old Delvin Mitchell in the head, police receive all types of information from around town and circle in on the culprits.

'S1/E2 - The Dark Horse'. A woman returns home to find her husband unconscious and bleeding in their barn. Finding clues in the 911 phone call police uncover a deadly plot.

'S2/E6 - Hunting Shadows'. Roo and her team assist in identifying a couple of known predators on Facebook. Meanwhile, a married man tries to woo 12-year-old Abby.

'S4/E2 - Memphis Blues'. In July of 2010, NBA star Lorenzen Wright goes missing outside of Memphis. When his dead body is discovered in the woods, investigators struggle to find the truth.

'S4/E3 - The Springfield Three'. On June 6, 1992, Suzie Streeter and Stacy McCall are out celebrating high school graduation. By morning, the teens are missing, along with Suzie's mother.

'S4/E3 - Luck Be A Lady'. When Patricia Jones' bullet-ridden body is found in a local lovers' lane, Detective Browning finds himself in a battle of wits with a seemingly unbeatable foe.

'S2/E8 - Lost Rider'. 12-year-old Autumn loves her new BMX. But in 2012, Autumn - and her beloved new bike - go missing. A trail is left behind on Facebook, but where will it lead?

'S4/E7 - Twelve Hours Of Terror'. A series of murders puts the residents of a small desert town on high alert. As bodies continue to pile up, the urgency escalates.

'S4/E3 - Luck Be A Lady'. When Patricia Jones' bullet-ridden body is found in a local lovers' lane, Detective Browning finds himself in a battle of wits with a seemingly unbeatable foe.

'S2/E7 - Casting A Killer'. A contestant on a reality TV dating show murders a woman who resembles the female host after he is eliminated. What pushed him over the edge?

'S2/E8 - A Tragic Testimony'. Did a 7-year-old girl accidentally drown or did her mother do the unthinkable: drown her own daughter? Aphrodite Jones investigates.

'S2/E6 - Deadly Deceit'. Young army veteran and nurse, Angela Moss, is killed. Tony uncovers a second murder, and the shady underworlds of a drug dealer and a motorcycle club.

When Shanann Watts and her two daughters vanished from their home, America was gripped. Experts in body language and linguistics analyse the clues that Chris Watts was responsible.

'S2/E10 - Hate Mail'. Shortly after Chris Coleman starts a new job as Security Chief for a Christian ministry, he begins receiving threatening emails. Then, tragedy strikes.

'S2/E6 - Hunting Shadows'. Roo and her team assist in identifying a couple of known predators on Facebook. Meanwhile, a married man tries to woo 12-year-old Abby.

'S2/E7 - Armed And Dangerous'. A man with an extremely dark past hides in the shadows just beyond the team's reach. Roo feels sympathetic toward a young man reaching out to Mackenzie.

'S4/E4 - The Gentleman Killer'. When tea for two becomes a murder of one, investigators from all across New York City must set aside prejudice and find justice for a few brave women.

'S2/E1 - Justice For Geno'. Codi Joyce died at a house party after a fight in 2015 and nobody was ever charged for his murder. What really happened that night and why will no witnesses talk?

'S2/E2 - Lost In The Woods'. Detective Derrick Levasseur and Dr. Kris Mohandie investigate unsolved murder cases. They re-examine old evidence and new clues and try to finally solve these crimes.

'S2/E1 - Hunting Season'. In 2008, Alisha Sidie, a 27-year-old mother of two vanishes in a small cabin vacation town in Wisconsin. The whole community mobilises for the search.

'S2/E2 - Route 29'. In 2013, 17-year-old Alexis Murphy, rising social media star and athlete, disappears along Route 29 with no trace until a security video reveals a chilling clue.

'S1/E3 - Twist In The Wind'. Former police chief Clay Bryant finally gets the chance to solve a haunting cold case from his childhood that his now late father was powerless to fight.

'S3/E9 - Buried Secrets'. In 2005, a pregnant mother goes missing in Philadelphia. Detectives stumble on a love-triangle that may explain the secrets behind her death.

'S1/E1 - An Inconvenient Romance'. A shotgun blast in the woods brings an Oregon love triangle to a deadly end. Jail phone calls suggest that the killer may not have acted alone.

'S1/E3 - Down By The River'. In a harrowing call a terrified woman tries to give police clues to the danger - a river and a gun. When her body is found their search reveals a prolific killer.

'S13/E28 - Vanished Into Darkness'. Will the mysterious details of one teenager's murder lead police to solve two brutal murders committed by the same deadly predator?

'S9/E1 - Sex House Homicide'. When police discover a married man dead in a secret sex den, they launch a relentless hunt for his killer, unearthing dark secrets along the way.

'S7/E5 - The Tipster'. After a killer shoots 25-year-old Delvin Mitchell in the head, police receive all types of information from around town and circle in on the culprits.

'S1/E2 - Bye Bye Baby'. Long-standing jealousy drives two pregnant sisters into a twisted murder plot. The case reveals haunting family secrets that leaves the family destroyed forever.

'S13/E28 - Vanished Into Darkness'. Will the mysterious details of one teenager's murder lead police to solve two brutal murders committed by the same deadly predator?

'S1/E3 - Down By The River'. In a harrowing call a terrified woman tries to give police clues to the danger - a river and a gun. When her body is found their search reveals a prolific killer.

'S2/E1 - Justice For Geno'. Codi Joyce died at a house party after a fight in 2015 and nobody was ever charged for his murder. What really happened that night and why will no witnesses talk?

'S4/E4 - The Gentleman Killer'. When tea for two becomes a murder of one, investigators from all across New York City must set aside prejudice and find justice for a few brave women.

'S2/E10 - Hate Mail'. Shortly after Chris Coleman starts a new job as Security Chief for a Christian ministry, he begins receiving threatening emails. Then, tragedy strikes.

'S4/E4 - The Gentleman Killer'. When tea for two becomes a murder of one, investigators from all across New York City must set aside prejudice and find justice for a few brave women.

'S2/E1 - Hunting Season'. In 2008, Alisha Sidie, a 27-year-old mother of two vanishes in a small cabin vacation town in Wisconsin. The whole community mobilises for the search.

'S2/E2 - Route 29'. In 2013, 17-year-old Alexis Murphy, rising social media star and athlete, disappears along Route 29 with no trace until a security video reveals a chilling clue.

'S1/E1 - An Inconvenient Romance'. A shotgun blast in the woods brings an Oregon love triangle to a deadly end. Jail phone calls suggest that the killer may not have acted alone.

'S2/E6 - Keep Your Enemies Close'. After one of her daughters is murdered, a mother vows to find out the truth. As more evidence is uncovered, she realises the killer may be lurking nearby.

'S1/E3 - Bodies Of Evidence'. Dr. Larry Nassar's popularity surges after helping the USA women's gymnastics team win gold. Years later, the true cost of his methods emerges.

'S7/E2 - Somebody's Watching'. Jessica is working the night shift at a gas station. When a customer arrives to find the store empty, investigators believe she's been abducted.

'S1/E5 - Hanging By A Thread'. A 911 call, a missing phone, a mystery man and surprising forensic clues turns a seemingly obvious suicide investigation into a homicide case.

'S2/E4 - Out Of Control'. When Angie meets Joe, her family and friends aren't sure what to make of their relationship. Soon Angie becomes trapped in a spiral of abuse.

'S7/E3 - Never Let You Go'. Law enforcement student Amanda Sigers marries med student Sayantan 'Sy' Ghose. When Amanda adopts her sister's baby, she discovers that Sy has a dark side.

'S1/E4 - Too Good To Be True'. The future looks bright for Donna Andersen when James Montgomery enters her life. But she soon makes a discovery that turns her marriage into a living nightmare.

'S2/E5 - Death By Detox'. A wellness healer promises miraculous cures, but inside his ranch, hope turns to harm. Families expose the dangerous fraud beneath the green drinks.