•
A Deadly Secret: The Strange Disappearance of Kathie Durst (Berkley/Penguin 2002). The definitive account of real estate heir Robert Durst and the 1982 disappearance of his wife Kathie. Two copies of the book were discovered in Durst's Houston apartment at the time of his 2015 arrest. •
A Beautiful Child (Berkley/Penguin 2004). The harrowing, haunting saga documenting the kidnapping and false identities of a young woman known as "Sharon Marshall" and her abductor Franklin Delano Floyd. Widely considered Birkbeck's masterwork. •
Till Death Do Us Part: Love, Marriage and the Mind of the Killer Spouse (with psychotherapist Dr. Robi Ludwig) Atria/Simon & Schuster 2006. •
Deconstructing Sammy: Music, Money, Madness, and the Mob Amistad/HarperCollins 2008. An equal-parts cultural history and investigative biography examining how
Sammy Davis, Jr., one of Hollywood's biggest stars, left behind a chaotic financial and personal legacy. •
The Quiet Don: The Untold Story of Mafia Kingpin Russell Bufalino Berkley/Penguin 2013. A bestseller that details the life of Russell Bufalino, among the most powerful and notorious organized crime leaders in the U.S. •
A Deadly Secret: The Bizarre and Chilling Story of Robert Durst Berkley/PenguinRandomHouse 2015. •
Finding Sharon Summerville 2018. The sequel to
A Beautiful Child detailing the discovery of Sharon Marshall's true identity, Suzanne Sevakis. • ''
The Life We Chose: William "Big Billy" D'Elia and the Last Secrets of America's Most Powerful Mafia Family'' William Morrow/HarperCollins July 2023. A revelatory portrait of William "Big Billy" D'Elia, the last head of the Bufalino crime family, touching on his life with family namesake Russell Bufalino along with Jimmy Hoffa, Roy Cohn, Frank Sheeran, Marlon Brando, and Donald Trump, among others. •
The Wicked Summerville August 2025. Birkbeck's debut work of fiction. ==Film adaptations==