Dom

Dom is a jealous tank engine who is Thomas' friend.

Television series
Specials:
 * Season 2 - Jealous Dom and Thomas' New Friend
 * Season 3 - Dom the Tank Engine
 * Christmas to Remember

Voice Actors

 * John Hasler (UK/US; Christmas to Remember only)
 * Christopher Ragland (UK/US; second season only)
 * Joseph May (UK/US; third season onwards)