Blake's 7Episode 2: TraitorBBC Radio 4 Extra Duration: 1 hourFirst broadcast: Sat 29th Dec 2007, 18:00 on BBC Radio 7Latest broadcast: Tue 20th Aug 2013, 00:00 on BBC Radio 4 ExtraThe space outlaws try to gain control of the Liberator. But whose side is Avon on? Stars Derek Riddell and Colin Salmon.GenresDramaSciFi & FantasySeriesBlake's 7 Source: BBC Online
