‘Nolly legitimises my bossy side. I’ve loved having the character around, though I don’t think my family have’
Helena Bonham Carter has played her fair share of strong-willed women, starring as villainous Bellatrix Lestrange in the Harry Potter films and Princess Margaret in TV drama The Crown, but the Bafta award-winning actress says that her new role in ITVX biographical drama was useful when asserting her authority in real life.