21:15Sherlock HolmesThe Adventures of Sherlock HolmesEpisode 5: The Five Orange PipsBBC Radio 4 Extra Duration: 45 minutes Wed 31st Mar 2010, 21:15 on BBC Radio 7After receiving a violent death threat letter, Colonel Elias Openshaw calls on the Baker Street detective. Stars Clive Merrison.GenresDramaCrimeBrandSherlock HolmesSeriesSherlock Holmes: The Adventures of Sherlock Holmes Source: BBC Online