Thomas (voice)

Gina / Children / Passengers (voice)

Stefano / Italian Stationmaster / Engine Cleaners / Italian Farmer / Passengers (voice)

The Fat Controller / Harold / Salty (voice)

Mia / Passengers (voice)

Archeologist / Lorenzo / Beppe / Worker / Passengers (voice)

Jack (voice)

Alfie (voice)

Oliver / Max (voice)

Monty (voice)

Brenda (voice)

Ester / Dame Bella Canto (voice)

Thomas (singing voice)

James / The Road Finisher (voice)

Nia (voice)

Darcy / Miss Jenny / Kangaroo (voice)

Cranky (voice)

Shane (voice) (uncredited)

Rebecca (voice) (uncredited)