Ncuti Gatwas first episode as the Fifteenth Doctor will then air over the period.
Each teaser included a binary code which gave fans clues to one of the three special episode titles.
The titles are just the beginning of the Doctors biggest adventure yet, said showrunner Russell T Davies.
Autumn is coming, with three hours of danger, Donna, and disaster about to be unleashed!
Doctor Who will premiere exclusively on the BBC for the UK and Ireland.
Disney+ will be the exclusive home for new seasons of Doctor Who outside of the UK and Ireland.
