- 在第四季中，一股未知的力量正在摧毁星舰，威胁银河系的和平。幸运的是，塞里托斯号的船员还不够重要！相反，水手号、博伊姆勒号、滕迪号、卢瑟福号和临时特林号正在履行他们的星际舰队职责，避开恶意的电脑，被困在几个洞穴里——与此同时，他们还遇到了新的和经典的外星人。
- It is a standalone episode, serving as an introduction to the 12 part story The Daleks' Master Plan. It is notable for the complete absence of the regular cast, including the Doctor (although William Hartnell is still credited on-screen). The story focuses on Marc Cory and his attempts to warn Earth of the Daleks' late…
- Neil Oliver returns to continue his epic story of how Britain and its people came to be, from the height of the Bronze Age through to the age of Iron, the Celts and the first kings to the age of Rome.Part 1: Age of IronPart 2: Age of WarriorsPart 3: Age of InvasionPart 4: Age of Romans