Discover
The Doctor and Clara try to help when an underwater base comes under attack.
Original Release
10/03/2015
US Release
10/03/2015
Cast
| Name | Character |
|---|
| Peter Capaldi | The Doctor |
| Jenna Coleman | Clara / Clara Oswald |
| Colin McFarlane | Moran |
| Sophie Stone | Cass |
| Zaqi Ismail | Lunn |
| Morven Christie | O'Donnell |
| Arsher Ali | Bennett |
| Steven Robertson | Pritchard |
| Paul Kaye | Prentis |
Directors
Writers
Creators
Cast
| Name | Character |
|---|
| Peter Capaldi | The Doctor |
| Jenna Coleman | Clara / Clara Oswald |
| Colin McFarlane | Moran |
| Sophie Stone | Cass |
| Zaqi Ismail | Lunn |
| Morven Christie | O'Donnell |
| Arsher Ali | Bennett |
| Steven Robertson | Pritchard |
| Paul Kaye | Prentis |
Producers
| Name | Role |
|---|
| Brian Minchin | Executive Producer |
| Steven Moffat | Executive Producer |
| Derek Ritchie | Producer |
| Tracie Simpson | Producer |
