Film Folders on Instagram: "He can hear peoples thoughts 😳 Legion (2017–2019) is a Marvel television series centered on David Haller (Dan Stevens), a mutant with extraordinary psychic abilities. Diagnosed with schizophrenia, David struggles to distinguish reality from hallucination as he uncovers the true extent of his powers. The series blends psychological horror, surreal visuals, and superhero mythology while exploring mental health, identity, and control."