 Peel considers " The Thunderbirds March " to be " one of the best TV themes ever written – perfect for the show and catchy when heard alone " . Morag <unk> of BBC Online argues that the piece is " up there ... in the quintessential soundtrack of the <unk> " with the James Bond films and the songs of Frank Sinatra , Elvis and The Beatles . More generally , he praises the series ' " catchy , pulse @-@ <unk> tunes " , as well as Gray 's aptitude for " musical nuance " and the mixing of genres . Heather <unk> of Allmusic considers " Thunderbirds Are Go ! " – the track accompanying the launch sequences of Thunderbirds 1 , 2 and 3 – to be a reflection of the mod aspect of 1960s British spy fiction . She also highlights Gray 's homage to – and divergence from – musical norms , commenting that his score " sends up the spy and action / adventure conventions of the ' 60s very <unk> and subtly " . 
