18:00Doctor Who (2005–2022)Series 7Episode 9: Cold WarBBC One Duration: 45 minutes Audio described Signed Sat 13th Apr 2013, 18:00 on BBC One Northern Ireland HDAvailable for yearsWatch nowOn a Russian submarine in 1983, a frozen alien warrior is waking up, just as the TARDIS materialises.ContributorsThe Doctor:Matt SmithClara:Jenna ColemanCaptain Zhukov:Liam CunninghamProfessor Grisenko:David WarnerLieutenant Stepashin:Tobias MenziesPiotr:Josh O'ConnorOnegin:James NortonBelevich:Charlie AnsonSkaldak:Spencer WildingVoice of Skaldark:Nicholas BriggsDirector:Douglas MackinnonWriter:Mark GatissProducer:Marcus WilsonGenresDramaSciFi & FantasyBrandDoctor Who (2005–2022)SeriesDoctor Who (2005–2022): Series 7 Source: BBC Online