02:15Sherlock HolmesHis Last BowEpisode 6: The Disappearance of Lady Frances CarfaxBBC Radio 4 Extra Duration: 45 minutes Wed 19th May 2010, 02:15 on BBC Radio 7Watson heads to Switzerland for a missing aristocrat, but the trail leads back to a funeral parlour. Stars Clive Merrison.GenresDramaCrimeBrandSherlock HolmesSeriesSherlock Holmes: His Last Bow Source: BBC Online