Happy Valley star James Norton is reportedly engaged to his actress girlfriend Imogen Poots.The pair have been dating for four years and are said to be “over the moon” about the engagement. James, 36, and Imogen, 32, first began dating in December 2017 after co-starring in the West End production of Belleville at the Donmar Warehouse. An insider told Eden Confidential’s Stephanie Takyi of the news: “They're over the moon about their engagement and have only told close friends and family.