Koko, Brewster and Wilson are three young, adventurous trainee "chuggers", learning about working on the railway in the town of Chuggington, with the help of the railway controller, Vee, the older engines, and their human friends.
Sacha Dhawan
118 episodes
Andy Nyman
118 episodes
Louis Wint
Wilson (Vocals)
46 episodes
Jacks Dean
Brewster
46 episodes
Madigan Kacmar
Koko
46 episodes
Jordan Reed
Wilson
46 episodes
Imogen Bailey
Koko
40 episodes
Warren Clarke
Speedy McAllister
40 episodes
Colin McFarlane
Harrison
40 episodes
Brigid Harrington
Koko
40 episodes
