TV Comic the period between 1971 and 1973, when the strip was instead published in another Polystyle title, "Countdown/TV Action"). It also featured strip cartoons for the early puppet TV series produced by Gerry Anderson and AP Films—"Four Feather Falls", "Supercar" and "Fireball XL5"—until Anderson's titles became the focus of a rival publication, "TV Century 21". The 1960s issues are also noted as being the most collectable period in the comic's history. As well as "Doctor Who" and Anderson strips, other highly collectable material included "Telegoons" (which ran from 1963 to 1967), "Space Patrol" (from 1964 to 1965) and "The Avengers" (based
Gerry Anderson space adventure "Fireball XL5" (1962). At the time it was the company's biggest success, garnering the honour of being the first Anderson series sold to an American TV network, NBC-TV. Around this time, Anderson also saw his Supermarionation style attract imitators—most notably "Space Patrol", which used similar techniques and was made by several former employees and associates of Anderson, including Arthur Provis and Roberta Leigh. After the completion of "Fireball XL5", Lew Grade offered to buy AP Films. Although Anderson was initially reluctant, the deal eventually went ahead, with Grade becoming the managing director, and the Andersons, Hill, and Read