TV tonight: former Spice Girl Melanie C’s shocking family history

9pm, Sky MaxHaving infiltrated zombified Manhattan, anxious frenemies Maggie (Lauren Cohan) and Negan (Jeffrey Dean Morgan) collide with a ragged group of survivors. Can they point Maggie toward the location of her kidnapped son? We also learn more about the island’s sadistic warlord “the Croat” and his loyal cult of helmeted heavies. Graeme Virtue