Billie, of course, already has a long history with Doctor Who, starring in the role of Rose Tyler when the reboot first began airing 20 years ago.
The Olivier winner’s unexpected appearance led to a wide array of pretty much every reaction possible on social media, and a slew of headlines hailing her arrival as The Sixteenth Doctor.
However, other fans are not convinced it’s as simple as that.
At the end of the first season of the Doctor Who revival, Rose ended up absorbing the heart of Tardis, becoming a new omniscient entity known as “Bad Wolf”.
Billie most recently appeared in Doctor Who for its 50th anniversary special, this time playing a different being altogether, known as “The Moment”.
So, given the fact that Billie has repeatedly popped up in the long-running sci-fi saga as a variety of different entities – not everyone in the Whovian fandom believes that her latest appearance necessarily means she’s the new Doctor.
Tellingly, her appearance in the final credits says simply “introducing Billie Piper” rather than “introducing Billie Piper as The Doctor”, which is traditionally the terminology used when ushering in a new incarnation of the Time Lord…
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