In a current interview, she stated: “It’s undoubtedly not one thing I’ve dominated out.
“It was a few years in the past I used to be on Doctor Who however I do nonetheless really feel actually shut to Bill and I do really feel like she’s nonetheless very a lot a part of me.
“And I really feel like I’d form of have to miss her earlier than going again to her once more, or if there was a tremendous story that was written about her and her experiences and assembly one other Doctor
“But it is such an important present and I might be loopy to say no,” she advised RadioTimes.com.
Doctor Who returns to BBC One later within the yr.