Vintage 1998 Blakes 7 20th Anniversary VHS Video Cassette Cover Autographed by Jacqueline Pearce AKA Servalan and Producer David Maloney. Released by BBC Enterprises in 1998 as part of their series of Blakes 7 Episodes on VHS Cassettes. This fantastic Blakes 7 20th Anniversary video cassette release. This fantastic Video Cassette cover is from Episodes 3 - Cygnus Alpha and 4 - Time Squad and was part of the 20th anniversary re-issue of the video cassettes. The cover has been autographed by the late great Jacqueline Pearce who played the evil Federation leader Servalan in the series and also by the producer of the series David Maloney and was signed at a special hosted shop event. Shop Stock Room Find. Discovered in the store room of a closed down shop, but please note, this is for the video cassette sleeve only and does not include the tape or the case. All orders received before 4.00pm Monday to Fridays are shipped the same day