Rachel McAdams starred in Spotlight.
Rachel McAdams . In 2015 , her highest profile roles were in the second season of the HBO crime drama True Detective , and as journalist Sacha Pfeiffer in the drama Spotlight . For her performance in Spotlight , she was nominated for the Academy Award for Best Supporting Actress . Spotlight (film) . The film stars Mark Ruffalo , Michael Keaton , Rachel McAdams , John Slattery , Stanley Tucci , Brian d'Arcy James , Liev Schreiber , and Billy Crudup .