Sylvia Anderson first episode of a series then sharing the work according to their strengths. Gerry tended to specialise in special effects and hardware, and Sylvia in character, voices, costume, dialogue, and plotlines. In this way, Anderson contributed plot development and voice work for a series of half-hour shows including "Supercar", "Stingray" and "Fireball XL5". However, she felt the half-hour format was insufficient to fully develop characters and stories, and she persuaded the team's TV producer Lew Grade to extend their shows to a full hour. In the early 1960s, the Andersons co-created the series "Thunderbirds", and Sylvia created the characters. She
Gerry Anderson process, though this term had yet to be used. Despite APF's success with "Four Feather Falls", Granada did not commission another series from them, so Anderson took up the offer to direct a film for Anglo-Amalgamated Studios. "Crossroads to Crime" was a low-budget B-grade crime thriller, and although Anderson hoped that its success might enable him to move into mainstream film-making, it failed at the box office. By this time, APF was in financial trouble and the company was struggling to find a buyer for their new puppet series. They were rescued by a fortuitous meeting with Lew Grade, the