Speaking to Guy Garvey on Finest Hour on BBC Radio 6 Music, she added: “They said, ‘No, this is the point,’ like, ‘You know, you aren’t supposed to be doing what someone else did’.
“But all the energy of the Doctor and all the references and the Whovian kind of pearls are in there.
“And you then take it and run with it. And actually it’s much more freeing.”
She added that producer Chris Chibnall reassured her that she was doing a good job.
