Saul Berenson is a fictional character from the television series Homeland, which is based on the Israeli series Hatufim. He serves as a mentor and key advisor to the main character, Carrie Mathison, and is portrayed by actor Mandy Patinkin. Saul is a seasoned intelligence officer with a deep understanding of global politics and counterterrorism. Throughout the series, Saul is depicted as a principled and strategic thinker, often navigating complex moral dilemmas. His character is known for his loyalty to his colleagues and his commitment to national security, making him a pivotal figure in the show's narrative.