The Fastest Express Engines on Sodor

The Fastest Express Engine on Sodor is an upcoming episode.

​​Characters

 * Thomas
 * Gordon
 * Flying Scotsman
 * Spencer
 * Connor
 * Caitlin
 * Fredia
 * Ethinne
 * Axel
 * Philip
 * Troublesome Trucks
 * Toad
 * Sir Topham Hatt
 * Oliver (cameo)
 * Samson (​cameo)
 * Rheneas (​cameo)
 * Bradford (​cameo)