Captain Moran, commanding officer of The Drum.

The TARDIS materialises on The Drum, but she’s not happy about something…

Clara and the Doctor come face-to-face with The Drum’s resident ghosts.

The Doctor, Clara and the crew in the Faraday cage.

Clara Oswald – looking for another adventure…

The TARDIS sounds its cloister bell.

Pritchard is trapped by the ghosts.

Cass tells the Doctor that her first priority is her crew.

The ghosts appear as the base enters night mode.

Lunn is shocked after being spared by Ghost Pritchard.

Bennett pilots a remote control sub to the submerged church as the others watch.

The Doctor promises he’ll find a way to save Clara, Cass and Lunn.

Clara, Cass and Lunn – trapped in the base.

The Doctor, Bennett and O’Donnell use the TARDIS to travel back in time.

Clara, Lunn and Cass – stunned to see a new ghost outside of the base.

Synopsis:

When an underwater base comes under attack, the Doctor and Clara must save the frightened crew and defeat an impossible threat. But what is behind these terrifying events? And can they really be haunted by ghosts?

Cast: Peter Capaldi and Jenna Coleman.

Guest cast: Colin McFarlane, Sophie Stone, Zaqi Ismail, Morven Christie, Arsher Ali, Steven Robertson, Paul Kaye.

‘Doctor Who’ Series 9, Episode 3 “Under The Lake” airs October 3rd, 2015 on BBC America at 9pm.