Huge A-list actress follows Samuel L Jackson and Robert De Niro to star in TV ads for bread firm Warburtons

THERE’S no denying that Olivia Colman is a national treasure – but now she can officially add the title to her resume, thanks to a new TV advert for bread company Warburtons.She follows in the footsteps of Robert De Niro and Samuel L Jackson with the big reveal as the latest famous face to represent the Bolton-based brand.The Crown actress will star as herself in the new advert which will hit screens on May 3WarburtonsWarburtons has announced the latest in its line-up of Hollywood bl