when Russell knew that he was returning to Doctor Who: “I think Murray was the second person I phoned!” he says. “First, Bad Wolf. Second, Murray. It was unthinkable that we’d ask anyone else to write the music. Murray just fits. It’s hard to explain. I quite like not explaining it, to be honest. He just gets my writing, kind of ineffably. He understands a script way beyond the page. He just understands the whole reason why the script exists.”