The official Doctor Who Twitter page posted a teaser today for the tenth episode of series 9, which will start filming soon. The episode just had its first read-through yesterday, but the details are still shrouded in mystery. The title of the episode, as well as its writer, have been blurred out in the teaser image.
See the embedded tweet below for a larger image, and the teaser from the Doctor Who team.
The read through for episode 10 took place yesterday! We can’t tell you more at this stage, but will do soon… pic.twitter.com/G95vAqlEye
— Doctor Who Official (@bbcdoctorwho) May 29, 2015