Doctor Who showrunner Russell T Davies says they don't talk about previous Doctors on set as "it's more exciting to look forward"
The team are keeping their cards pretty close to their chests regarding what fans can expect, although they did recently tease that episode 5 would have Black Mirror vibes, but one thing we do know is that the show will be looking ahead instead of back as it dives into this new chapter - hence, they are calling it season 1.