This article primarily discusses screen and audio works of fiction based on Thunderbirds, a British Supermarionation television series created by Gerry and Sylvia Anderson. It also covers imitations and references in other media. Produced by AP Films (APF) for ITC Entertainment, the series has inspired various adaptations, imitations and parodies since it was first broadcast in 1965. It has been recognised for its enduring popularity, especially in the UK, and is widely regarded as the Andersons' most successful production.