William the Big Tank Engine

William the Big Tank Engine is an upcoming episode.

​Plot
William arrives on Sodor. Oliver meets William the new engine. The new engine is big to the Great Western Railway. Oliver takes William to meet the trains. William sees his new friends. William first came to Sodor while Oliver is saved from the scrapyard. Oliver and William became best friends. The best friends are new engines while coming to the Island of Sodor.

Characters

 * Oliver
 * William