In "Casino Royale," the villain Le Chiffre is unmasked as a ruthless financier for terrorist organizations, driven by desperation to recover his lost funds after a high-stakes poker game. His cold demeanor and calculating nature reveal a man who will stop at nothing to maintain his power and wealth. Ultimately, his downfall comes at the hands of James Bond, who exposes Le Chiffre's vulnerabilities and dismantles his plans, showcasing the clash between raw ambition and the unyielding resolve of a secret agent. The film masterfully intertwines suspense and character depth, making Le Chiffre a memorable antagonist.