Michael Angelis

Narrator (voice)

Ben Small

Thomas (voice) / Toby (voice)

Keith Wickham

Percy (voice) / The Fat Controller (voice) / Edward (voice) / James (voice) / Various (voice)

Matt Wilkinson

Victor (voice) / Kevin (voice) / Cranky (voice) / Farmer Trotter (voice) / Farmer McColl (voice) / Stationmaster (voice)

Teresa Gallagher

Teacher (voice) / Children (voice)

Togo Igawa

Hiro (voice)