The Secret World Of...OverviewA behind-the-scene exploration of Britain's biggest snack rivalries, from Aeros v Wispas to Penguins against Clubs and Wotsits going up against Quavers.First airedAugust 8, 2021URL slugthe-secret-world-ofGenresFoodDocumentaryArtworkPosterBackgroundNo imageIconBannerSeasonsSpecials0 episodesSeason 13 episodesSeason 26 episodesCast & crewCastDawn French — Self - Narrator (series 1)Jo Brand — Self - Narrator (series 2)