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Michael Brandon as Narrator / Mr. Bubbles (voice) |
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Martin Sherman as Thomas / Percy (voice) |
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Kerry Shale as Gordon / Sir Topham Hatt / Kevin / Dash (voice) |
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Jules de Jongh as Lady Hatt / Emily / Children (voice) |
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Keith Wickham as Dowager Hatt (voice) |
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David Bedella as Victor (voice) |
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Rupert Degas as Bertie (voice) |
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William Hope as Farmer McColl / Maithwaite Stationmaster / Steamworks Worker / Farmhands / Bash (voice) |
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Glenn Wrage as Spencer / Charlie / Ferdinand (voice) |
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伊川東吾 as Hiro (voice) |
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Ben Forster as Mr. Perkins |
| Writing | Sharon Miller | Writer |
| Writing | Rachel Ruderman | Writer |
| Directing | Greg Tiernan | Director |
| Writing | Neil Ben | Writer |
| Writing | Gerard Foster | Writer |
| Writing | Laurie Israel | Writer |
| Production | Nicole Stinn | Producer |
