 John BarrowmanFlex Dexter (voice) | Flex Dexter (voice) |
 Steven KynmanFireman Sam / Elvis Cridlington / Norman Price / Derek Price / Charlie Jones / Truck Driver (voice | Fireman Sam / Elvis Cridlington / Norman Price / Derek Price / Charlie Jones / Truck Driver (voice |
 David CarlingStation Officer Steele / Chief Fire Boyce / Tom Thomas / Trevor Evans (voice) | Station Officer Steele / Chief Fire Boyce / Tom Thomas / Trevor Evans (voice) |
 Su DouglasDilys Price / Mandy Flood / Helen Flood (voice) | Dilys Price / Mandy Flood / Helen Flood (voice) |
| JJohn HaslerArnold McKinnley / James Jones (voice) | Arnold McKinnley / James Jones (voice) |
| TTegwen TuckerPenny Morris / Sarah Jones (voice) | Penny Morris / Sarah Jones (voice) |
| HHarriet KershawEllie Phillips / Bella Lasagna (voice) | Ellie Phillips / Bella Lasagna (voice) |
 Alex LoweJoe Sparkes / Ben Hopper (voice) | Joe Sparkes / Ben Hopper (voice) |
 Kerry ShaleDon Sledgehammer (voice) | Don Sledgehammer (voice) |
 Nigel WhitmeyMoose Roberts (voice) | Moose Roberts (voice) |
 Jo WyattHannah Sparkes (voice) | Hannah Sparkes (voice) |
