00:30HP Lovecraft - At the Mountains of MadnessEpisode 5BBC Radio 4 Extra Duration: 30 minutes Sat 17th Dec 2011, 00:30 on BBC Radio 4 ExtraBattling in the Antarctic, can Dyer and Danforth escape with their lives? Richard Coyle concludes HP Lovecraft's tale of terror.GenresDramaHorror & SupernaturalSeriesHP Lovecraft - At the Mountains of Madness Source: BBC Online