Photos: Winners of the 17th Annual WhatsOnStage Awards

Billie Piper, Amber Riley and Jamie Parker were among the big winners of the night

Billie Piper, Jamie Parker and Gary Barlow were among the big winners at last night's WhatsOnStage Awards in London.

Harry Potter and the Cursed Child took home eight of a possible nine awards at the ceremony, including Best Actor in a Play (Jamie Parker), Best New Play and Best Direction (John Tiffany).

Piper took home Best Actress in a Play for Yerma, while Amber Riley won Best Actress in a Musical and Charlie Stemp took Best Actor in a Musical.

Cameron Mackintosh was honoured with the Equity Award for Lifetime Achievement (So Far).

Click here for a full list of winners

Click here for pictures from the red carpet