Who's Geoffrey?

Who's Geoffrey? is the first episode of the nineteenth season.

Plot
Thomas blames a made-up engine called Geoffrey.

Characters

 * Thomas
 * Gordon
 * James
 * Percy
 * Spencer
 * Porter
 * Salty
 * Victor
 * Annie and Clarabel
 * Bertie
 * Cranky
 * Sir Topham Hatt
 * The Bird Watcher
 * Henry (does not speak)
 * Edward (cameo)
 * Emily (cameo)
 * Lady Hatt (mentioned)

Locations

 * Brendam
 * Knapford
 * Sodor Steamworks
 * Henry's Tunnel

Trivia

 * Christopher Ragland takes over the role of Percy in the US.