Season 1

001. Chris Dannatt - Pirate radio expert

002. Anna Appleby - Classical composer
(and creator of Norrisette)

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003. Matt Moore (aka Blakk Habit) - music profiler, remixer

004. Darren Altman - session drummer

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005. David Green - wedding DJ and radio boss

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007. Helena Leonard - operatic soprano and BGT contestant

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009. Simon Galloway - record club boss and music obsessive

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006. Rob Gray - busker and cigar box guitar maker

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008. Chris Stevens - jingle mogul

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Bonus episode: End of Season 1 montage

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Season 2

010. Tony Nixon - Hospital radio expert and
Radio station manager

012. Kate Whitley - artistic director of The Multi-Story Orchestra

014. Charlotte Marlow - composer

016. David Chatton-Barker - Folklore Tapes

018. The Vegetable Orchestra - Jürgen Berlakovich

011. Tushar Joshi - Festival logistics and software expert

013. Tim Duncan - Ice Spectacular Composer

015. Mitch Benn - satirical songwriter

017. Trevor Whichello - musical fireworks champion