Narrator (US) / Diesel (US) / Mr. Bubbles (US) (voice)
Narrator (US) (voice)
Mr. Perkins
Victor (US) (voice)
The Children (US) (voice)
Dart (voice)
The Children (UK & US) (voice)
Edward (US) / Toby (US) / Bash (US) / Rocky (US) (voice)
Henry (US) / Gordon (US) / James (US) / Dash (US) / Harold (US) / Kevin (US) / Sir Topham Hatt (US) / Dock Worker (US) (voice)
Thomas (US) / Percy (US) (voice) (as Martin T Sherman)
Stanley (US) (voice)
Salty (UK & US) / Den (UK & US) / Captain (UK & US) / Dowager Hatt (UK & US) (voice)
Charlie (US) / Ferdinand (US) / Cranky (US) (voice)