sentences:  In Episode 2 of the webcast version, when Chris is in his lab showing Clare the book, a vending machine-like object in the background is labelled "Nutrimat", a reference to a similar device in Adams' "The Hitchhiker's Guide to the Galaxy".Two other references are a sequence where Skagra steals a Ford Prefect and when images of "Hitchhiker's Guide" characters appear as inmates on Shada itself.In 2010, Ian Levine funded an unofficial project to complete the original "Shada" story using animation and the original voice actors, minus Tom Baker and David Brierley, to complete the parts of the story that were never filmed.