Gerry Anderson Associated Television (ATV) boss who offered to buy the show. This began a long friendship and a very successful professional association between the two men. The new series, "Supercar", (1960–61) was developed by Gerry & Sylvia Anderson and Reg Hill based on a story written by Sylvia Anderson and marked several important advances for APF. Sylvia Anderson took on a larger role and became a partner in the company. The series was also the official debut of Supermarionation, the electronic system that made the marionettes more lifelike and convincing on screen. The system used the audio signal from pre-recorded tapes
Thunderbirds (TV series) while Den of Geek's Martin Anderson considers the sequence the best of any TV series. The score was composed by Gray, who served as musical director for all of the Anderson productions up to the first series of "". In response to Gerry Anderson's request that the main theme have a "military feel", Gray produced a brass-dominated piece titled "The "Thunderbirds" March", which was recorded in December 1964 at Olympic Studios in London. The end titles were originally to have been accompanied by "Flying High", a lyrical track sung by Gary Miller with backing by Ken Barrie. Ultimately, a variation