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 Johnson Gerry Johnson Gerry Johnson (April 4, 1918 – January 24, 1990) was an American actress, best known as the second voice actress of Betty Rubble during seasons five and six of the animated television series "The Flintstones". Geraldine Adelaide Schreiber was born in Jersey City, New Jersey in 1918. Among her many stage, TV, and screen credits, Johnson created and hosted her own TV variety show in Dallas, Texas, "Gerry Johnson's Variety Fair" in the 1950s and played Lady Bracknell in "The Importance of Being Earnest" and several characters in "Under Milkwood" in the opening season of the Dallas Theater