Steven Kynman
/ Duck / Slip Coach (voice)
Michael Legge
/ Luke (UK & US) (voice)
Clive Mantle
/ Gator (UK & US) (voice)
Joe Mills
/ Oliver (UK & US) (voice)
Rebecca O'Mara
/ Slip Coach (UK & US) (voice)
Kerry Shale
/ Henry (US) / Gordon (US) / James (US) / Diesel (UK) / Sir Topham Hatt (US) / Mr. Percival (US) (voice)
Martin T. Sherman
/ Thomas (US) / Percy (US) / Diesel (US) (voice)
Ben Small
/ Thomas (UK) / Rheneas (UK & US) / Owen (UK & US) (voice)
Tom Stourton
/ Duncan (UK & US) (voice)
Tim Whitnall
/ Reg (UK & US) (voice)
Keith Wickham
/ Edward (UK) / Henry (UK) / Gordon (UK) / James (UK) / Percy (UK) / Salty (UK & US) / Skarloey (UK & US) (voice)
Keith Wickham
/ The Fat Controller (UK) / The Thin Controller (UK) / Gator's Driver (UK) / Steamworks Worker (UK) / Passengers (UK & US) (voice)
Matt Wilkinson
/ Rusty (UK & US) / Rocky (UK) / Cranky (UK) / The Dock Manager (UK) (voice)
Glenn Wrage
/ Cranky (US) / Gator's Driver (US) / Steamworks Worker (US)(voice)
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