Marcia explores the case of 23-year-old Stacy Peterson, who disappeared in 2007. Marcia's investigation leads to Stacy's husband, Drew, whose previous wife died of suspicious circumstances three years prior.

Marcia investigates the mysterious death of Chandra Levy, an intern from Washington DC who allegedly had an affair with Rep. Gary Condit.

Marcia examines the case of Robert Blake's wife, Bonnie Lee Bakley, whose murder remains unsolved. Marcia attempts to untangle the complicated Hollywood story surrounding her death, discerning fact from fiction.

Marcia Clark looks into the death of Rebecca Zahau, the girlfriend of a pharmaceutical tycoon, which has been determined a suicide but many suspicions remain.

Marcia Clark takes a deep dive into the world of hip-hop, searching for the truth behind Jam Master Jay's shooting and navigating the numerous theories surrounding his death.