Robert Langdon (franchise)

The Robert Langdon franchise is a mystery-thriller series based on Dan Brown’s novels, featuring the fictional Harvard professor who solves complex historical and scientific puzzles. It includes three successful films directed by Ron Howard starring Tom Hanks as Langdon, along with the prequel TV series *The Lost Symbol* featuring Ashley Zukerman. Despite mixed reviews from critics, the franchise has earned over $1.5 billion worldwide and remains popular with audiences.