Donald And Douglas

Donald And Douglas are the #9 and #10 Twin Tender Engines on Sodor

Season 1: In Season 1 Donald and Douglas never appeared in the Season due to financial and technical reasons

Season 2: In Season 2 Donald and Douglas comment on the events that happen and make various cameos through out the season.

Thomas And The Astrological Oppugnant: Donald And Douglas partook in the final battle against Galvatron and the Decepticons though the twins wanted to leave but Galvatron derailed the engines the Twins were rerailed by the Matrix of Leadership at the conclusion of the battle

Season 3: The Twins were anxious when Edward and Henry have an accident blocking their way to Sir Topham Hatt's return party. Donald assisted Henry with clearing old trees that were to close to the line. When Winter came Donald and Douglas cleared all the Track on Sodor of Snow and told Thomas Percy and Toby their adventure with Bill and Ben