Rebecca Ferguson is to star in Mercy. The 40-year-old actress has been cast alongside Chris Pratt in the sci-fi picture from director Timur Bekmambetov. Meanwhile, Rebecca recently revealed how she fled a set in tears after being "screamed at" by a co-star. Speaking on the Reign with Josh Smith podcast, Ferguson said: "I remember there was a moment and this human being was being so insecure and angry because this person couldn't get the scenes out. Rebecca recalled how she ended up standing up for herself following the unnamed actor's angry tirade after no senior bosses came to her aid.