Oswalt ensured McNamara's unfinished book was completed and published after her death.
Connection Details
Patton Oswalt and the Publication of "I'll Be Gone in the Dark"
Patton Oswalt, a well-known comedian and actor, played a significant role in the posthumous publication of "I'll Be Gone in the Dark: One Woman's Obsessive Search for the Golden State Killer," a book authored by his late wife, Michelle McNamara. McNamara, a true crime writer, dedicated years to investigating the Golden State Killer, a serial offender later identified as Joseph DeAngelo. Following McNamara's unexpected death on April 21, 2016, Oswalt took on the responsibility of ensuring her unfinished manuscript was completed and published. He collaborated with researcher Paul Haynes and journalist Billy Jensen to finalize the work, which was released on February 27, 2018. This effort not only honored McNamara's legacy but also contributed to the renewed public interest in the case, just two months before DeAngelo's arrest on April 24, 2018.
Timeline and Impact of the Book's Publication
The publication of "I'll Be Gone in the Dark" marked a pivotal moment in the public discourse surrounding the Golden State Killer case. Released as a New York Times bestseller, the book detailed McNamara's exhaustive research into the series of crimes committed by DeAngelo between 1974 and 1986, which included at least 13 murders, 50 rapes, and over 100 burglaries across California. The title of the book was derived from a chilling threat made by the killer to one of his victims. Oswalt has publicly discussed McNamara's relentless pursuit of justice, emphasizing her role in maintaining pressure on law enforcement to solve the decades-old case. The book's release, followed by its adaptation into a six-part HBO documentary series in 2020, amplified awareness and kept the case in the public eye during a critical period leading up to DeAngelo's identification through forensic genealogy.
Significance to the Golden State Killer Case
The connection between Patton Oswalt and the publication of "I'll Be Gone in the Dark" holds notable significance in the context of the Golden State Killer investigation. While the book did not directly lead to DeAngelo's arrest, it is widely credited with sustaining public and media attention on the unsolved crimes at a time when investigative momentum had waned. Oswalt's commitment to completing McNamara's work ensured that her detailed documentation of the killer's patterns and her advocacy for victims reached a broad audience. This renewed focus complemented the groundbreaking use of forensic genealogy, which ultimately identified DeAngelo as the perpetrator in 2018. The collaboration between Oswalt, Haynes, and Jensen preserved McNamara's contribution to true crime journalism and underscored the impact of dedicated individuals in supporting law enforcement efforts to resolve cold cases.
About the Entities
Patton Oswalt
person
Patton Oswalt is a comedian and actor who was married to Michelle McNamara. After her unexpected death in 2016, Oswalt worked to ensure her book "I'll Be Gone in the Dark" was completed and published, collaborating with researcher Paul Haynes and journalist Billy Jensen. The book was published in February 2018, just two months before DeAngelo's arrest. Oswalt has spoken publicly about McNamara's dedication to the case and her role in keeping pressure on law enforcement to solve it.
View full profile →

"I'll Be Gone in the Dark" Published (2018)
event
Michelle McNamara's book "I'll Be Gone in the Dark: One Woman's Obsessive Search for the Golden State Killer" was published on February 27, 2018 — just two months before DeAngelo's arrest. Completed posthumously by Paul Haynes and Billy Jensen after McNamara's death in 2016, the book became an instant New York Times bestseller. It was adapted into a six-part HBO documentary series in 2020. The title comes from a threat the Golden State Killer made to one of his victims. The book is widely credited with renewing public pressure to solve the case.
View full profile →
Related Connections
Key Facts
Explore Interactive Map
See all connections visually