Kadro (14)
Mark MoraghanNarrator (UK & US) (voice)John HaslerThomas (voice, UK)
Joseph MayThomas (US) (voice)
Darren BoydTheo (voice)
Sophie ColquhounFrankie (voice)
Hugh BonnevilleMerlin (voice)
Lucy MontgomeryLexi (voice)
Jim HowickHurricane (voice)
Colin McFarlaneBeresford (voice)
Rasmus HardikerPhilip (voice)
Keith WickhamEdward, Henry, Gordon and the Fat Controller (voice)
Nicola StapletonRosie (voice)
Teresa GallagherEmily (UK), Annie and Clarabel (UK & US) (voice)Christopher RaglandPercy (US), Troublesome Trucks (UK & US) (voice)