TV Century 21 material associated with Anderson's work. In 1965, the Supermarionation TV series "Stingray" (1964 – 65), which followed the underwater adventures of Troy Tempest and the World Aquanaut Security Patrol (WASP), was given with its own comic. The first issue of "TV Century 21" was published on 23 January 1965, capitalising on the popularity of the latest Gerry Anderson-produced TV series. In contrast with "TV Comic", which was a traditional strip comic, "TV Century 21" was conceived as a newspaper for children with a front page containing "Stop press"-style news items and photographs. Although production on "Supercar" (1961 – 62) and
Gerry Anderson October 1963. This real-life drama inspired Anderson to create a new programme format about a rescue organisation, which eventually became his most famous and popular series, "Thunderbirds" (1964–1966). The dramatic title was inspired by the letter Anderson's older brother Lionel had written to his family during World War II. Grade was very enthusiastic about the concept and agreed to back a series of 25-minute episodes (the same length as "Stingray"), so the Andersons scripted a pilot episode, "Trapped in the Sky", and began production. Gerry initially wanted actress Fenella Fielding to perform the voice of Lady Penelope, but Sylvia convinced