05:30The Pickerskill DetentionsEpisode 1: A Pickerskill ExcursionBBC Radio 4 Extra Duration: 15 minutes Wed 18th Sep 2013, 05:30 on BBC Radio 4 ExtraRetired English master Dr Henry Pickerskill recalls his most memorable detentions. Stars Ian Richardson. From July 2005.GenresComedySeriesThe Pickerskill Detentions Source: BBC Online