Investigation Discovery +1 Tuesday

When a married student was found stabbed to death in North Carolina, detectives discovered she had lived a double life - a tale of jealousy, rage, and unrequited love

Buying goods from home

Buying goods from home

Buying goods from home

Buying goods from home

A retired corrections officer who thought he had survived the most risky years of his life. However, dealing with his second wife and her jealous ex-husband proved far more deadly

A Michigan mother murdered by her jealous ex-boyfriend. Friends and family examine home video footage and question if there were any warning signs

A 1994 case from Tennessee concerning the attempted murder of John Robert 'Rob' Whedbee at the hands of his then-wife Lisa and her lover Michael Frazier

The case of Tyarra Williams, who vanished in January 2016. Tips suggested the 19-year-old from North Carolina may have fallen prey to human trafficking

How a woman faced the hellish truth about her troublemaking son when he committed a monstrous crime. How much could a mother's love for her son withstand?

In 1991, a seemingly close-knit family was destroyed by a series of brutal killings, seemingly by one of their own. What could have caused this murderous betrayal?

In 2018, Steve Clayton died in unusual circumstances. His body was found at the bottom of the stairs and the autopsy showed signs of poisoning

The case of 13-year-old Tabitha Tuders, who was initially suspected of running away. Disturbing circumstances behind her disappearance left her relatives desperate for the truth

The crimes of Steven Crittenden, who in 1987 murdered William and Katherine Chiapella during a home invasion

A case in which a real estate agent adhered to his wife's wish that her mother move into their home. What began as a compassionate gesture soon turned into a bitter war of wills

The case of financier Ken Germain, who was shot and killed by 57-year-old Colin Collea who had lost more than $400,000 in investments with his victim

Dr. Mark Wangler and his wife Kathy appear to live the middle-class dream. But their façade collapses as a pre-meditated execution rips their family apart

In 2002, a series of mysterious events shattered a family. It took a decade for the baffled police to discover what happened on that fateful night

The killing of four members of a farming family on the sprawling Mark farm. Police suspected someone close to the clan was responsible

Suspicious signs lead to shocking revelations in these stories of people who discovered they lived with a killer. Will they become entangled in evil

Patrick Bruce idolises his fun-loving older brother, Lance. However, as he watches Lance descend into darkness, he feels powerless to stop him

A twisted murder mystery uncovered when firefighters extinguished a California brush fire. The case involved forced prostitution, jealousy and a murderous mastermind

A tip received in California that led to a decaying corpse being unearthed at a mountain campsite. Police probed the victim's past, revealing love, jealousy and a shocking secret

A case in which a real estate agent adhered to his wife's wish that her mother move into their home. What began as a compassionate gesture soon turned into a bitter war of wills

The case of financier Ken Germain, who was shot and killed by 57-year-old Colin Collea who had lost more than $400,000 in investments with his victim

Dr. Mark Wangler and his wife Kathy appear to live the middle-class dream. But their façade collapses as a pre-meditated execution rips their family apart