John Hasler
Thomas (voice)

Keith Wickham
Edward / Henry / Gordon / Bertie / Harold / Captain / The Fat Controller / Dowager Hatt / The Thin Controller (voice)

Rob Rackstraw
James / Toby / Donald / Sam / Big Mickey / The Thin Clergyman / African Race Announcer (voice)

Nigel Pilkington
Percy (voice)

Steven Kynman
Duck / Paxton (voice)