Together on Graham's first sofa of the new series: Hollywood star Matt Damon, and Oscar-nominated actress Jessica Chastain (The Help, Zero Dark Thirty), starring in new blockbuster The Martian; Oscar-winning French star Marion Cotillard, talking about her latest movie role as Lady Macbeth; top comic, musician and actor Bill Bailey; and music from The Weeknd, performing the summer hit Can't Feel My Face.