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All the world's adults vanish, leaving only those aged 15 and under on the planet.
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Network: CBBC
Jerome Holder
as Callum
The Sparticle Mystery has 3 seasons totalling 0 episodes, and the series has concluded.
The main cast of The Sparticle Mystery includes Emily Sanderson (Reese), Karim Zeroual (Sadiq), Grace Mandeville (Holly), Abbie Hayes (Frankie), Wesley Nelson (Jeffrey).