The Crown's Olivia Colman has gone 'vanilla chai' blonde in surprise transformation

Wonka stars Olivia Colman, Timothée Chalamet and Hugh Grant lead the way as they continue their promotional trail for the film in London

Olivia Colman shows off her newly-dyed platinum blonde hair as she and Timothee Chamalet attend Wonka photocall after rave early reviews

Olivia Colman puts on loved-up display with husband Ed Sinclair as they make rare red carpet appearance together at Wonka premiere