At trial, prosecutors revisit the 1982 disappearance of Bob's first wife Kathie and make the case that Susan helped Bob cover up the crime.

Longtime Durst confidant Stewart Altman defends him on the stand, but when his wife Emily testifies, she reveals crucial new details.

As new evidence is revealed, Robert Durst is arrested and charged with Susan Berman's murder. But who will support Bob in his time of need?

From jail, Bob makes frequent calls to people who've helped him in the past, including a longtime friend who is keeping his own secret.

Bob takes the stand to tell his version of events, but on cross-examination finds prosecutor Lewin better-prepared than he anticipated.

After Bob's death, Kathie's family files a lawsuit against his estate – forcing his friends and family to go on the record.

Robert Durst discusses witnessing his mother's suicide when he was a child and his 1973 marriage to Kathleen McCormack, who disappeared in 1982.

A dismembered body discovered in Texas in 2001 is possibly connected to Durst. In 2012, Durst contacts director Andrew Jarecki about an interview.

Nearly 20 years after his wife disappeared, Robert Durst makes headlines again when his longtime confidante Susan Berman--a potential witness in the disappearance of Kathie Durst--is murdered in LA.

Two years after the dismembered body of Morris Black washed up on the shores of Galveston, TX, Robert Durst goes on trial with a formidable team of attorneys and a brilliant defense strategy.

Present Day: In the 33 years since Kathie Durst disappeared, no progress has been made in finding out what happened to her, or finding her body. Without answers, her family and friends continue to hunt for the truth.

Present day: Nearly a decade has passed since the filmmakers began investigating Robert Durst and his alleged crimes. They have spoken to more than 100 participants in Robert's story, including family, friends, police, lawyers, jurors and journalists in an attempt to get at the truth.