THE PATIENT concludes the only way possible: With Domhnall Gleeson strangling Steve Carell to death. After 10 episodes, Gleeson’s character, Sam Fortner—a reticent serial killer with a Kenny Chesney obsession and a day job as a restaurant inspector—reaches the breaking point he was hoping to circumvent. Vanity Fair talked to the actor, whose exciting career has included projects as varied as ABOUT TIME, EX MACHINA and STAR WARS.