Thomas & Friends: All Engines Go!
S04E05 Quacking Quandary
After Diesel is startled by a mysterious sound resembling a swamp creature, he becomes too frightened to make his deliveries in that part of the region. To help him overcome his fear, Bruno and Percy step in to lend their support and encouragement.
Season 4 Episodes
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Sheep Stampede
The Berry Best
Creepy Crawly Courage
Windmill Woes
Quacking Quandary
The Stinking Delivery
Don't Train on My Parade
Shiny Spiffy Sandy
Diesel's Bad Day
Moo-ving Friendship
Art Engines Go!
Lightening the Load
Baaa-tastrophe!
Terence Time Out
Postage Percy
A Crate Rescue
Chaos at Cronk's Crossing
The Big Do-Over
Did I Miss It?
No More Surprises
Bruno to the Rescue
Kana's Last Minute Delivery
Goodnight, Gordon
Cronk's Crossing Conundrum
Bridge Builders
The Feels of Sodor