Flattered though she is, Raine, 26, has ambitions for a film career and is unsure that she wants to be tied down for almost 10 years. “The BBC want me to sign to do eight more series, but it’s not all done and dusted yet,” she says at the first night of Beyond Ballets Russes at the London Coliseum. “I think I might, but it’s very much up in the air at the moment.”