I Am a Killer Season 5 is yet to be announced by Netflix

David Cameron Keith recalls the day he took a young hostage before heading to an airport and killing the pilot who volunteered to take the child's place.

Accept a plea deal or go to trial? Three men receive radically different prison sentences for their roles in the fatal shooting of a cab driver.

James Walker claims he has no recollection of the 2001 murder he confessed to committing. An investigation into his traumatic past offers more context.

Daniel Paulsrud says his fatal shooting of partner Leslie was an accident. But accounts from her family — and his handwritten notes — raise doubts.

On death row for murder, Deryl Madison reflects on his struggles with mental illness and finds support from an anti-capital punishment advocate.

Subjected to abuse throughout her life, Victoria Smith confessed to killing her husband. But someone close to the case has doubts about her admission.

Toby Williams murdered Deborah Moore and shot her husband, John, in a cruel 1984 robbery for which he has been on death row for nearly 35 years.

At a New Year's Eve party in 1996, Brandon Hutchison killed two brothers, a crime he admits -- but there are conflicting versions of the story.

Kansas native Cavona Flenoy agreed to a date with a liquor store clerk, but the evening took a deadly turn when he tried to assault her.

After an unsuccessful attempt to kill his father, drug user Charles "Billy" Armentrout later murdered his grandmother and was sent to prison for life.

After 24 years of death row, Joseph Murphy saw his sentence commuted a week before his execution due to the extreme abuse he sufffered as a child.

Mark Arthur maintains that he murdered a friend's father on a Houston highway for savagely beating his wife. But police have a different theory.

From a woman's reformatory in Ohio, Linda Lee Couch talks about the murder of her husband, Walter, in 1984, a killing precipitated by years of abuse.

Remorseful about the crime that sent him to prison for life, Leo Little tells the story of the murder he committed in 1998. He is now a minister.

In 1996, David Barnett murdered his adoptive grandparents, stabbing them over 20 times. Later, he revealed years of abuse at the hands of his father.

One of the small number of women who commit murder, Lindsay Haugen claims that she strangled her depressed boyfriend in 2015 as an act of mercy.

In 1997 Wayne Doty shot his colleague five times before killing again 14 years later. He tells his story from death row in Florida.

In 1995, 18-year-old Joshua Nelson and 16-year-old Keith Brennan were charged with murder. Here, Nelson tells his side of the story.

After confessing to the killings of two men in 1990, Robert Shafer tells his macabre story from behind bars.

In 2002, Deandre Buchanan was convicted of a triple homicide and, despite claiming he had a psychotic episode, he remains on death row.

While burgling a house in Lufkin, Texas, David Lewis shot dead the 74-year-old homeowner. Here, he tells his story from death row.

From death row in Texas, Charles Thompson tells his story of a crime of passion that ended in a double murder conviction.

At 17 years old, Miguel Martinez became the youngest person to be sent to Texas's death row. Here, he shares his sombre story.

A robbery gone wrong or a deliberate execution? In his own words, convicted murderer Justin Dickens discusses his crimes.

Convicted murderer Kenneth Foster recounts the shocking events that led to him being placed on death row in Texas.

Lifelong criminal James Robertson reflects on his crimes, life behind bars, and the radical decision he made that sent him to death row.