About the Author
Gerard de Marigny writes high-stakes stories where faith, war, and the fate of nations collide. From modern-day counterterrorism to epic battles between good and evil, his work explores the cost of sacrifice—and the power of purpose.
Gerard de Marigny is an American novelist and screenwriter known for crafting high-stakes stories across multiple genres, recognized for his versatility across multiple genres, including counterterrorism thrillers, a modern war western, sci-fi, historical dramas, high fantasy, and a biopic. He is currently developing several compelling projects with his writing and producing partner, Michael Greenburg, including Stargate SG-X, The Watchman, Nazir, Glory League, The King's Game, Leonardo, and Joshua's Country. Together, they continue to create groundbreaking content for film and television.
Gerard is best known for his Cris De Niro counterterrorism thriller series, which began with the publication of the Amazon-bestselling The Watchman of Ephraim in 2011. Since then, he has independently published seven novels and two novellas in the series, as well as the Amazon-bestselling modern war western Joshua's Country. Set in the aftermath of September 11, 2001, the Cris De Niro series follows a private counterterrorism firm responding to modern geopolitical threats—born from a moment that forever changed the course of one man’s life. These novels have resonated with readers worldwide and achieved bestseller status on Amazon. At the heart of his work is a belief that the battle between good and evil is real—and that faith, courage, and sacrifice still matter.
In 2014, Gerard partnered with Michael Greenburg (Producer of MacGyver, Stargate SG-1, and Legend) to form CDN Films, a production company focused on adapting de Marigny's novels for film and television, while also developing original screenplays. Their collaboration has resulted in five feature-length screenplays: The Watchman, Leonardo, Glory League, Stargate SG-X, and Nazir.
Before launching his writing career, Gerard worked in the financial services industry and previously pursued a career in music, where he wrote, recorded, and produced music for television and other artists. He was also a member of the rock band Americade. Gerard holds a degree in Information, Science & Technology from Penn State University.
Gerard de Marigny resides in the foothills of Las Vegas, Nevada, with his wife Lisa. Together, they have four grown sons and share their home with four beloved cats.
Follow Gerard’s work and stay updated on upcoming releases, film projects, and new series.
