 Michael BrandonNarrator (voice) | Narrator (voice) |
 Steven KynmanFireman Sam / Elvis Cridlington / James Jones / Norman Price (voice) | Fireman Sam / Elvis Cridlington / James Jones / Norman Price (voice) |
| TTegwen TuckerPenny Morris / Sarah Jones (voice) | Penny Morris / Sarah Jones (voice) |
 David CarlingFire Captain Steele (voice) | Fire Captain Steele (voice) |
 Su DouglasMandy Flood (voice) | Mandy Flood (voice) |
| MMargaret BrockBronwyn Jones (voice) | Bronwyn Jones (voice) |
 Marc SilkBob / Maxi / Dragga / Furz (voice) | Bob / Maxi / Dragga / Furz (voice) |
| LLorelei KingWendy (voice) | Wendy (voice) |
 David MenkinScoop (voice) | Scoop (voice) |
 Sophie AldredMuck (voice) | Muck (voice) |
 Emma TateDizzy / Mrs. Mouseling (voice) | Dizzy / Mrs. Mouseling (voice) |
| LLizzie WaterworthLofty (voice) | Lofty (voice) |
 Jo WyattScratch (voice) | Scratch (voice) |
 Rupert DegasBrad Rad (voice) | Brad Rad (voice) |
 Kate HarbourBird (voice) (uncredited) | Bird (voice) (uncredited) |
| DDean WendtBarney (voice) | Barney (voice) |
 Julie JohnsonBaby Bop (voice) | Baby Bop (voice) |
| PPatty WirtzBJ (voice) | BJ (voice) |
| BBen LuxRusty | Rusty |
| KKacie LynchTaylor | Taylor |
| DDarrak WhiteEli | Eli |
| DDeanne MooreRusty's Mom | Rusty's Mom |
| AAlana LeeMei Ling | Mei Ling |
 Charlotte SpencerAngelina Mouseling (voice) | Angelina Mouseling (voice) |
 Jules de JonghMarco Quesillo (voice) | Marco Quesillo (voice) |
 Simon MattacksMr. Mouseling (voice) | Mr. Mouseling (voice) |
 Leah ZabariPolly Mouseling (voice) | Polly Mouseling (voice) |
 Martin ClunesKipper (voice) | Kipper (voice) |
 Julia SawalhaMouse (voice) | Mouse (voice) |
| CChris LangMouse's Cousins (voice) | Mouse's Cousins (voice) |
