Playing an increasingly unhinged young mother with postpartum depression was an intensely personal experience.

In “Die My Love” with Robert Pattinson, she plays a mother with postpartum depression. She was four months pregnant then and the hormones helped a lot.

Among the attendees at THR and Longine's party on Saturday night in Cannes were 'Eddington' stars Pedro Pascal and Joaquin Phoenix, Charli XCX and Dakota Johnson.