Rebecca Hall Cast as Lead in Netflix Dan Brown Series

Rebecca Hall has officially joined Netflix’s untitled series based on Dan Brown’s The Secret of Secrets, portraying Katherine Solomon opposite Morgan Spector as Robert Langdon. The adaptation, developed by Brown and Carlton Cuse, will blend futuristic science with mystical lore and was ordered to series by Netflix in 2025. The novel, published by Doubleday in 2025, follows Langdon as he races to rescue a missing scientist and a groundbreaking manuscript with humanity-altering potential.