There have been three producers of Blake;s 7 audio dramas: BBC Radio, B7 Productions and . 5.1, Logic, Louise Jameson as Pol, Paul Darrow as Avon, Sally Knyvette as Jenna . 3.1, Liberation, Paul Darrow as Avon, Jan Chappell as Cally, Michael Keating as Vila, Steven Pacey as Tarrant, Yasmin Bannerman...