The E-Space Trilogy is a DVD Box which has three episodes of season 18 they are Full Circle, State of Decay and Warrior's Gate.
Full Circle
• Commentary with actor Matthew Waterhouse, writer Andrew Smith and script editor Christopher H. Bidmead.
• All Aboard the Starliner (dur. 24' 18") - cast and crew look back at the making of this story. With actors Lalla Ward, George Baker, John Leeson and Bernard Padden, director Peter Grimwade, writer Andrew Smith, script editor Christopher H. Bidmead and film cameraman Max Sammett. Produced by Steve Broster.
• K9 in E-Space (dur. 4' 36") - a look at the robot dog's role in the E-Space arc. With actors Lalla Ward, John Leeson, script editor Christopher H. Bidmead, writers Andrew Smith and Terrance Dicks. Produced by Steve Broster.
• Swap Shop (dur. 8' 06") - Noel Edmonds chats to Matthew Waterhouse and takes calls from viewers of the Saturday morning entertainment show after Waterhouse's first appearance as Adric.
• E-Space - Fact or Fiction? (dur. 14'34") - a look at the science behind the concept of Exo-Space. Could E-Space really exist? With script editor Christopher H. Bidmead, visual effects designer (and Fellow of the British Interplanetary Society) Mat Irvine, authors Stephen Baxter and Paul Parsons, planetary scientist Dr. Andrew Ball and astronomer and television presenter Sir Patrick Moore. Narrated by Sophie Aldred. Produced by Keith Barnfather.
• Continuity (dur. 2' 54") - BBC1 continuity announcements from the original transmission.
• Isolated Score - option to watch the story with the isolated music score.