But you're in for a bit of a wait before seeing her on screen.
The new six-part series is set to welcome back cast members from across the BBC sci-fi show's 60-year history.
The Heartstopper star will play Rose in the sci-fi show’s upcoming 60th anniversary specials.
The actor played an LGBTQ+ character in the 2020 romantic drama film Supernova alongside Colin Firth.