S1/EP3 Dorothy Moxley says that, as a schoolteacher and 'not the smartest woman in the world,' journalists and investigators seeking the truth about Martha's murder have been her "angels."

S1/EP3 Private Investigator Larry Holifield says Michael Skakel would have let the truth slip at some point if he was guilty of killing Moxley. Skakel also believes his brother, Tommy, had no part in it, but should police have looked closer at Tommy?

S1/EP3 Adolph Hasbrouck's attorney says the only reason his client was ever linked to Moxley's murder was a false statement, and the association has had a "horrible impact" on his life.

Private Investigator Larry Holifield tells Laura Coates that Ken Littleton was one of the "prime suspects" in Moxley's murder that he and Robert F. Kennedy Jr. looked into for their 2016 book.

S1/EP3 Dorothy Moxley says she knows who killed her daughter, Martha, in 1975. Experts say evidence has been suppressed over the decades, and Laura Coates hopes an explosive new video might help bring Martha's killer to justice.

S1/EP2 Dr. Katherine Maloney, a pathologist, discusses the autopsy report of 15-year-old Martha Moxley, who was bludgeoned and stabbed to death with a golf club the night of October 30, 1975. Maloney believes that Moxley's assailant was possibly very angry or enraged to commit such a violent killing. To this day, it is still unclear what happened to Moxley.

S1/EP2 In conversation with former federal prosecutor Laura Coates, John Moxley, the brother of slain 15-year-old Martha Moxley, reflects on the trial of his former neighbor, Michael Skakel, who was also 15 at the time of the slaying. Michael was found guilty of Martha's murder in 2002, but after a series of appeals, his conviction was overturned. To this day, Michael maintains his innocence.

S1/EP2 Mickey Sherman, the lead defense attorney during Michael Skakel's murder trial, discusses an audio recording Skakel made recounting his whereabouts the night of October 30, 1975. That night, Skakel's neighbor, 15-year-old Martha Moxley, was bludgeoned and stabbed to death outside her home in Greenwich, Connecticut. Skakel said he had nothing to do with Moxley's murder, but stated he had climbed a tree outside of her house and masturbated in it.

S1/EP1 15-year-old Martha Moxley was murdered on the eve of Halloween in 1975. Decades later and the case still remains shrouded in mystery. Here is a timeline of the Martha Moxley murder case.

S1/EP2 In an interview with former federal prosecutor Laura Coates, John Moxley, the brother of slain 15-year-old Martha Moxley, reveals what he thinks happened the night Martha was killed. John theorizes that their former neighbor and Kennedy cousin Michael Skakel, who was also 15 at the time, bludgeoned and stabbed Martha to death with a family golf club. While Michael was tried and found guilty of Martha's murder in 2002, his conviction was ultimately overturned.

Former federal prosecutor Laura Coates looks back on evidence from the infamous murder of 15-year-old Martha Moxley, who was found stabbed and bludgeoned to death in her family's backyard on October 31, 1975. While her neighbor Michael Skakel, who was also 15 at the time, would eventually go on trial and be found guilty of her murder, his conviction was ultimately overturned.

S1/EP1 Speaking with former federal prosecutor Laura Coates, criminal profiler Pat Brown discusses Kenneth Littleton, a previous suspect in the Martha Moxley murder investigation. At the time of Martha's slaying, Littleton was working as the live-in tutor of Moxley's neighbors, the Skakels. Moxley was last seen alive the night of October 30, 1975 at the Skakel residence. The following day, her body was discovered in the backyard of her family's home in Greenwich, Connecticut.

S1/EP1 In conversation with Dorthy Moxley, "Murder and Justice: The Case of Martha Moxley" host and former federal prosecutor Laura Coates discusses how Dorthy has coped with her daughter's murder and its aftermath. Martha was killed outside her family's home in Greenwich, Connecticut, on October 30, 1975. To this day, it is still unknown what happened to the young woman.

S1/EP1 Former prosector Laura Coates speaks with John Moxley about the day he found out his sister Martha Moxley had been murdered. On October 31, 1975, Martha's body was found in the backyard of her family's Greenwich, Connecticut, home beneath a pine tree. The 15-year-old had been beaten and stabbed to death with a golf club, which was recovered near her remains.

S1/EP1 In the premiere of "Murder and Justice: The Case of Martha Moxley," host and former federal prosecutor meets with the 15-year-old victim's mother, Dorthy Moxley. The night of October 30, 1975, Martha was killed outside her family's home in Greenwich, Connecticut. Her body was found the following morning under a tree, and the murder weapon, a golf club, was discovered nearby.

S1/EP1 Former federal prosecutor Laura Coates re-explores the infamous murder of Martha Moxley by taking a 360-degree look at the case’s original evidence, testing new theories that examine potentially overlooked clues with help from some of the world’s preeminent crime experts. Through new and exclusive interviews with those connected to the case, including former LAPD Homicide Detective Mark Fuhrman, trial defense attorney Mickey Sherman and Robert F. Kennedy Jr., as well as conversations with Martha’s loved ones, Coates revisits the investigation and its aftermath.