Fireman Sam: Norman Price and the Mystery in the Sky

Denise Van Outen joue Professor Polonium
Steven Kynman joue Sam / Elvis / Charlie / Norman (voice)
John Hasler joue Arnold / James (voice)
Colin McFarlane joue Malcolm Williams / Map-Screen 700
David Carling joue Station Officer Steele / Mike Flood / Tom Thomas / Trevor Evans (voice)
Kerry Shale joue Doctor Crumpton (voice)
Sasha Behar joue Rose Revani (voice)
Alex Lowe joue Joe Sparkes (voice)
Tegwen Tucker joue Penny / Sarah / Bronwyn / Mrs. Chen / Teleprinter / Map-Screen 700 (voice)
Harriet Kershaw joue Ellie / Bella / Scoop Dooley (voice)