Main winners at WhatsOnStage

Best actor in a play: Jamie Parker for Harry Potter And The Cursed Child Best actress in a play: Billie Piper for Yerma Best actor in a musical: Charlie Stemp for Half A Sixpence Best actress in a musical: Amber Riley for Dreamgirls Best supporting actor in a play: Anthony Boyle for Harry Potter And The Cursed Child Best supporting actress in a play: Noma Dumezweni for Harry Potter And The Cursed Child