Love & Mercy (film) stars an actor.
John Paul Cusack ( [ ˈkjuːsæk ] , born June 28 , 1966 ) is an American actor , producer and screenwriter . Love & Mercy (film) . Paul Dano and John Cusack star as the young and middle-aged Wilson , respectively , with Elizabeth Banks as Wilson 's second wife Melinda Ledbetter , and Paul Giamatti as Wilson 's psychotherapist Dr. Eugene Landy .