Investigation Discovery +1 Sunday

A case in which a man disappeared on a job at a paper mill. No one would talk to detectives, leading them to wonder the reasons why

Buying goods from home

Buying goods from home

Buying goods from home

Buying goods from home

How, when the body of Army sergeant and father Re'Mano Campbell was found slain in his house in Prichard, Alabama, local investigators unravelled a disturbing web of lies

How, when 93-year-old Penny Knell was admitted to a special care facility, a devious mastermind was waiting to prey upon society's most vulnerable

How, in Michigan, a simple affair between two colleagues became more complex as the lovers proved willing to do anything - even commit murder - to protect their secret

A case with origins in the deaths of three men over a 12-year span. When a deadly car explosion ripped through Pensacola, Florida, links were made and suspicions arose

A young mother vanishes leaving behind nothing but puzzling clues and disturbing questions. Will a needle in the mud reveal the truth behind her disappearance?

Investigators deal with puzzling clues and odd witness accounts when trying to solve a 1987 murder. Will lost evidence be the key to identifying the killer

Painful questions torment an Ohio husband after his wife's brutal murder - in particular the community's doubts about whether he had been her killer

When Father Rivera is called in the middle of the night to perform the last rites for a dying man, the night ends with the priest's shocking murder

The so-called Jenner Beach murders of August 2004, in which a young couple was shot to death as they slept on a California beach

A suspected serial killer prowling Hollywood. As the number of victims climbed, one brave woman fought back fiercely and managed to survive

The case of Bonny Lee Bakely, wife of actor Robert Blake, whose body was found in her car. The police investigation history uncovered a story of ambition and betrayal

The murder of a radio station intern, which heralded a long and frustrating investigation. Eventually, forensic genealogy led to a man on the run for decades

A case in which a preacher found his wife brutally stabbed and beaten. The apparent victim of a home invasion, the true facts of the case proved shocking

For 42 years, Carl Sutcliffe has carried the stigma of his brother's atrocious crimes. He shares what it was like the day he found out his brother was a killer

A young woman vanishes into a patrol car. For 35 years, she's a Jane Doe, until hypnosis reveals a clue that unmasks a predator hiding in plain sight

A grainy parking lot video is the lone witness to a Tacoma, Washington, father's tragic execution. Police rely on security cameras to find the killer

An elderly woman is beaten to death in her Texas home. With no clues except for a trail of strange credit card transactions, investigators look to surveillance video