Narrator (voice) Michael Brandon

Fireman Sam / Elvis Cridlington / James Jones / Norman Price (voice) Steven Kynman

Penny Morris / Sarah Jones (voice) Tegwen Tucker

Fire Captain Steele (voice) David Carling

Mandy Flood (voice) Su Douglas

Bronwyn Jones (voice) Margaret Brock

Bob / Maxi / Dragga / Furz (voice) Marc Silk

Wendy (voice) Lorelei King

Scoop (voice) David Menkin

Muck (voice) Sophie Aldred

Dizzy / Mrs. Mouseling (voice) Emma Tate

Lofty (voice) Lizzie Waterworth

Scratch (voice) Jo Wyatt

Brad Rad (voice) Rupert Degas

Barney (voice) Dean Wendt

Baby Bop (voice) Julie Johnson

BJ (voice) Patty Wirtz

Rusty Ben Lux

Taylor Kacie Lynch

Eli Darrak White

Rusty's Mom Deanne Moore

Mei Ling Alana Lee

Angelina Mouseling (voice) Charlotte Spencer

Marco Quesillo (voice) Jules de Jongh

Mr. Mouseling (voice) Simon Mattacks

Polly Mouseling (voice) Leah Zabari

Kipper (voice) Martin Clunes

Mouse (voice) Julia Sawalha

Mouse's Cousins (voice) Chris Lang

Roary / Zizzy / Marsha / Breeze (voice) Maria Darling

Tin Top / Big Chris (voice) Kerry Shale

Mr. Carburetor (voice) Tim Whitnall

Molecom (voice) Dominic Frisby

Timmy / Yabba / Paxton (voice) Justin Fletcher

Ruffy (voice) Louis Jones

Bird (voice) (uncredited) Kate Harbour