Next week, he can be seen in a small part in the Paul Bettany/Kirsten Dunst romance Wimbledon and, once he’s finished this interview, he’s going back to London to pack his bags for New Zealand, where he’s about to spend six months playing Mr Tumnus – a faun – in the big-budget adaptation of The Lion, The Witch and The Wardrobe alongside Tilda Swinton and Rupert Everett. “It’s a cliche but it was one of my favourite books when I was a child,” he says. “It terrified me but I loved it.”