Mark Ruffalo is set to headline Santo Subito!, a Vatican-set thriller based on a true story, directed by acclaimed French filmmaker Bertrand Bonello. Fresh off a 2023 Oscar nomination for Poor Things, Ruffalo will portray a morally complex investigator entangled in a high-stakes case within the Vatican. The project marks a bold European collaboration for Bonello, the director behind The Beast, and signals strong momentum ahead of AFM deals. Santo Subito! promises a gripping blend of political intrigue and psychological suspense, anchored by Ruffalo's intense performance and Bonello's distinctive cinematic style. Producers are positioning the film for international festival buzz and wide distribution, with further updates on casting, financing, and release plans expected as the project advances.