Narrator (voice)

Thomas / Toby (voice)

James / The Fat Controller / Mr. Bubbles / Bakers / Henry / Percy (voice)

Little Boy / Victor / Kevin (voice)

Emily / Additional Voices (voice)

Hiro (voice)

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

Penny Morris / Bronwyn Jones / Sarah Jones (voice)

Station Officer Steele / Chief Fire Officer Boyce / Mike Flood / Trevor Evans (voice)

James Jones (voice)

Dilys Price / Mandy Flood (voice)

Bob / Roley / Lofty / Farmer Pickles (voice)

Scoop / Muck / Travis / Spud / Mr. Bentley (voice)

Wendy / Dizzy / Scratch / Mrs. Toosie (voice)

Scrambler (voice)

Mike (voice)

Fernando (voice)

Queen Martha (voice)

Town Crier / Pa Troll (voice)

Evie (voice)

Sparkie the Dragon (voice)

Squirt (voice)