Supermarionation a puppet hand, suspended by wires, operating the controls of "Thunderbird 1". The term "Supermarionation" was not coined until during production of later episodes of "Supercar". As a result, "Four Feather Falls" is often omitted from lists of Supermarionation productions. Two feature films based upon "Thunderbirds" were also made with Supermarionation: "Thunderbirds Are Go" (1966) and "Thunderbird 6" (1968). Numerous episodes of "Thunderbirds", "Captain Scarlet", and other series were also edited together (sometimes with the addition of new narration) to form movie-length features for VHS release and TV syndication in the 1980s. "The Secret Service" was actually a hybrid of
Tex Murphy: Overseer of "Mean Streets", the first game in the series. There are, however, several notable plot differences between the two. "Tex Murphy: Overseer" is the third game in the Tex Murphy series to use virtual world technology. For "Overseer", Access Software created a new virtual world engine designed for use in Windows 95/98. Along with the new engine came a slightly modified control system. The virtual world still allowed for full freedom of movement and allowed the user to search for clues in every corner, which by this point had become a staple of the Tex series. "Overseer" continued the use