- Jonathan Asiamah
- Narrator
- Scott Bikliqi
- Thomas
- Andrew Leago
- D199 (Spamcan)
- L.J
- D261 (Bowler)
- Victor Tanzig
- D7101 (Bear)
- Spo0derGwen
- Caitlin / Carly (voice) (as AngelsandArachnids)
- BorisFanGirl
- Rebecca
- Ross Patterson
- Percy / Murdoch / Neville / Den / Henry's Driver / Signalman (voice) (as Crane Engine Studios)
- Daniel Alsop
- James / D199's Driver / Passenger (voice)
- DockTankDylan
- Edward / Diesel (voice)
- Elliot Killick-Ward
- Henry / Toby (voice)
- Madison Marzella
- Emily / Molly (voice) (as HeartCloud Productions)
- Holden Stafford
- Dart / Cranky (voice)
- Liam Mcintyre
- Passenger / The Barrow Stationmaster / The Knapford Yard Manager / The Vicarstown Goods Yard Manager (voice)
- Oliver gwr1995 Thomas the tank engine fan
- Philip
- Kirsty Edwards
- Rosie
- Shane Hayes
- Terence
- Ben Gosling
- Gordon / Sir Topham Hatt (voice) (as SteamTeam3211)
- TheChattyEngine
- Nia / Annie / Clarabel (voice)