Percy Disappears

"Percy!" "Thomas! Wow, what happened?" "I was looking all over for you! I didn't know where you were. I was worried about you." "I was a little worried myself! Thanks for not giving up looking for me, Thomas."

- Thomas and Percy Percy Disappears is the first episode of the second series of Thomas & Friends: All Engines Go.

Plot
As Percy complains that Thomas isn't listening to him, Thomas doesn't notice when Percy disappears, falling off the track and getting lost.

Characters

 * Thomas
 * Percy
 * Nia
 * Diesel
 * Kana
 * Bruno
 * Cranky
 * Sir Topham Hatt
 * James

Locations

 * Brendam Docks
 * Sodor Shipping Company
 * Whiff's Recycling Plant
 * Sodor Suspension Bridge
 * The Dark Woods
 * Duck Pond
 * McColl Farm
 * Lookout Mountain
 * Peel Godred
 * Kirk Ronan

UK

 * Aaron Barashi as Thomas
 * Henri Charles as Percy
 * Sade Smith as Nia
 * Henry Harrison as Diesel
 * Chloe Raphael as Kana
 * Elliott Garcia as Bruno
 * Will Harrison-Wallace as Cranky
 * Tom Dussek as Sir Topham Hatt

US

 * Meesha Contreras as Thomas
 * Charlie Zeltzer as Percy
 * Talia Evans as Nia
 * Will Bhaneja as Diesel
 * Ava Ro as Kana
 * Chuck Smith as Bruno
 * Cory Doran as Cranky
 * Bruce Dow as Sir Topham Hatt

Trivia

 * Going by production order, this is the second episode of the second series.
 * Will Bhaneja, Elliot Garcia, and Chuck Smith join the voice cast.
 * This episode marks the first of a few things:
 * The first appearance of Bruno in the main series, outside of the US, which aired Shake, Rattle, and Bruno on the official YouTube channel before the official season premiere.
 * The first episode where Will Bhaneja voices Diesel in the US.
 * The first appearance of the Sodor Suspension Bridge in All Engines Go, and its first appearance since the original series episode, James the Super Engine.
 * Some of the storyboards for this episode were shown in Mattel's 2022 press conference.
 * Percy chanting, "I think I can, I think I can" when climbing up the mountain is a direct reference to the famous children's book, The Little Engine That Could.
 * This episode aired in the United Kingdom before the last eight episodes of the first series.