Bella Heathcote will play Leila in the upcoming sequel, Fifty Shades Darker Bella Heathcote, star of this weekend’s Pride and Prejudice and Zombies, has joined the cast of the upcoming sequel to Fifty Shades of Grey, Fifty Shades Darker. Deadline reports that Bella Heathcote will play the novel’s Leila, an ex-lover of Christian Grey who still carries the emotional (and physical) scars of their relationship. An erotically charged romance, the Fifty Shades of Grey franchise has capitalized on it’s naughty-but-not-too-naughty aesthetic to the tune of more than $570 million worldwide.