Catherine Fisher - IncarceronEpisode 1BBC Radio 4 Extra Duration: 30 minutesFirst broadcast: Sun 5th Jun 2011, 09:00 on BBC Radio 4 ExtraLatest broadcast: Mon 6th Aug 2012, 05:30 on BBC Radio 4 ExtraIn a dystopian future, two teenagers trapped in different worlds make contact via a magical crystal key. Stars Joshua Jenkins.GenresDramaSciFi & FantasySeriesCatherine Fisher - Incarceron Source: BBC Online