Steven Kynman

as Sam / Elvis / Norman / Derek / Charlie (voice)

David Carling

as Station Officer Steele / Chief Fire Officer Boyce / Trevor / Tom / Mike

Su Douglas

as Dilys / Mandy / Helen / Lily (voice)

Tegwen Tucker

as Penny / Sarah / Bronwyn / Mrs. Chen (voice)

Ifan Huw Dafydd

as Gareth (voice)

John Hasler

as James / Arnold (voice)

Harriet Kershaw

as Ellie (voice)

Alex Lowe

as Ben / Joe (voice)

Nigel Whitmey

as Moose (voice)

Jo Wyatt

as Hannah / Lizzie (voice)