Investigation Discovery +1 Sunday

Talented artist Kira and marketing manager Matthew appeared to be happily married. That was, until a maintenance worker made a grisly discovery.

When a woman's millionaire boyfriend reported her missing, police had little to go on in their search. An unlikely witness appeared, uncovering a web of deceit

Buying goods from home

Buying goods from home

Michael Crump was a drug dealer convicted of murdering another local dealer in an apparent robbery gone bad. Chris Anderson and Fatima Silva re-examine the case

After a pregnant woman was killed by an exploding box on her doorstep, her ex was convicted. Here, Mike Johnson's family seek help to prove his innocence

A case in which a 23-year-old man went missing in Beech Island, South Carolina. As his family searched for him, an ominous text message deepened the mystery

The hunt for 20-year-old Ohio student Sierah Joughin, who went missing while riding a bicycle home from her boyfriend's house

The case of a free-spirited 23-year old Lauryn Garrett, who vanished in May 2014 after calling her father for a ride home

The case of 23-year-old Christina Morris, who vanished in August 2014 after spending an evening out with friends

When Harmahn Smith missed his curfew, his parents sought police help. His car and body were discovered, but the 18-year-old remained missing

The case of insurance auditor Sallie Rohrbach, who disappeared during a routine assignment. Detectives followed numerous dead-ends until they discovered the horrifying truth

When a newly retired schoolteacher vanished, his daughter feared the worst. The mysterious events that followed revealed a world of deception and double identity

When 30-year-old Katrina Smith, a loving wife and step-mother went missing, the search for her revealed that her once perfect life had come apart at the seams

A woman's 28-year search for her sons, after they were taken by her estranged husband supposedly on an overnight trip

When Jamey Walker is kidnapped and murdered in the spring of 1981, her mother Eleanor dedicates the rest of her life to finding the killer

The story of Linda Culbertson, who landed a dream job but fell hard for her married boss, Donald Pierce. Their passions drew bystanders into a shocking crime

After a whirlwind romance at college, Michael and Elizabeth marry. But when Michael's body is found on a local golf course, the dark truth emerges

When a man is killed on camera outside an Atlanta hotel, police use license plate readers to solve the mystery. Texas police use a tiny detail to track robbers down

Richard wants to have the good life by any means possible. When bad choices lead to a prison sentence, he makes a deadly decision, and his secret is exposed

How, after a young, single mother and her son moved to a new area, her seemingly friendly next-door neighbour formed an obsession with her that grew increasingly dangerous

How, after a woman left her husband, he fought back in imaginative ways to cause her pain - including getting her locked up for a crime she didn't commit

When Susan Smith becomes a FBI informant, her list of enemies grows by the day. So when she disappears, it's anyone's guess as to what really happened to her

The case of Lisa Gaudenzi, who vanished before reporting for US Army officer training. Fifteen years later a person from Gaudenzi's past surfaced to help solve the mystery

When a woman's millionaire boyfriend reported her missing, police had little to go on in their search. An unlikely witness appeared, uncovering a web of deceit

The disappearance of Russell Ray, from Eastman, Georgia. As the search for him intensified, police made a horrific discovery and focused on an unlikely suspect.