Cast
Thomas Brodie-SangsterFiredrake (voice) 
Freddie HighmoreBen (voice) 
Felicity JonesSorrell (voice) 
Patrick StewartNettlebrand (voice) 
Sanjeev BhaskarMad Doc (voice) 
Nonso AnozieMighty Djinn (voice) 
Meera SyalSubisha Gulab (voice) 
Alex NortonGravelbeard (voice) 
Peter MarinkerSlatebeard (voice) 
Stephen HoganSpinecrackle (voice) 
Glenn WrageBottleneck (voice) 
Eric MeyersSulphurbreath (voice) - W
William VanderpuyeStonebeard (voice) 
David BrooksProfessor Greenbloom (voice) 
Ewan BaileySorrel's Dad (voice) 
Alison DowlingSorrel's Mom (voice)
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