Thomas the Tank Engine Wikia

Season 18

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This article is about the season. You may be looking for the digital download release.

The eighteenth season of the television series began airing on 25 August 2014 in the UK and on 4 November 2014 in the US. It contained twenty-six episodes. Like the seventeenth season, five episodes were released on DVD in the US before airing on television. It concluded in the UK on 31 July 2015.


Screenshot UK title (top)
US title (bottom)

Original UK
release date

Episode number #
OldReliableEdward96 "Old Reliable Edward" August 25th, 2014 #01
The bigger engines tease Edward for being old and unreliable, especially Gordon.
NotSoSlowCoaches70 "Not So Slow Coaches" August 26th, 2014 #02
Annie and Clarabel unexpectedly become part of Caitlin's high-speed train.
FlatbedsofFear10 "Flatbeds of Fear" August 27th, 2014 #03
Salty tells the story of the "Flatbeds of Fear" which spooks the engines.
DisappearingDiesels25 "Disappearing Diesels" August 28th, 2014 #04
Devious Diesel and the others hide from Paxton.
SignalsCrossed48 "Signals Crossed" August 29th, 2014 #05
Toby is nervous when the signal at Knapford stays red.
Toad'sAdventure82 "Toad's Adventure" September 1st, 2014 #06
Toad has an adventure on the main line with James.
DuckintheWater47 "Duck in the Water" September 2nd, 2014 #07
James has to rescue Duck from a flood, but ends up making things a whole lot worse.
DuckandtheSlipCoaches70 "Duck and the Slip Coaches" September 3rd, 2014 #08
James runs into trouble with some slip coaches which are used on the Great Western Railway.
ThomastheQuarryEngine60 "Thomas the Quarry Engine" September 4th, 2014 #09
Thomas works at the quarry while Diesel takes Mavis to see the sights of Sodor.
ThomasandtheEmergencyCable87 "Thomas and the Emergency Cable" September 5th, 2014 #10
Thomas has to stop quickly when a passenger pulls the emergency cable.
DuncanandtheGrumpyPassenger27 "Duncan and the Grumpy Passenger" September 8th, 2014 #11
Duncan tries his best to stop a passenger from complaining.
MarionandthePipe52 "Marion and the Pipe" September 9th, 2014 #12
Marion thinks she's found an old Viking ship, but it turns out to be a water pipe which springs a leak.
MissingGator82 "Missing Gator" September 10th, 2014 #13
Percy struggles to remember what Gator taught him about being brave.
NoSteamWithoutCoal53 "No Steam Without Coal" September 11th, 2014 #14
Bill and Ben run out of coal and need Timothy's help.
Spencer'sVIP122 "Spencer's VIP" September 12th, 2014 #15
All the engines compete for a chance to take a VIP.
Toad'sBrightIdea23 "Toad's Bright Idea" September 15th, 2014 #16
Toad has an idea to help Gator run safely at night.
LongLostFriend98 "Long Lost Friend" December 23rd, 2014 #17
Gator returns to the island where he has a touching reunion with Percy.
LastTrainforChristmas10 "Last Train for Christmas" December 24th, 2014 #18
Connor has the tricky task of getting all of his passengers from the mainland home in time for Christmas.
DuncantheHumbug75 "Duncan the Humbug" December 25th, 2014 #19
Mr. Percival promises Duncan he can be first for a new coat of paint if he can stop grumbling for a day.
ThePerfectGift78 "The Perfect Gift" December 26th, 2014 #20
Percy tries to get Reg in the Christmas spirit.
EmilySavestheWorld76 "Emily Saves the World" January 12th, 2015 (DVD)
July 27th, 2015 (Milkshake!)
Emily gets very excited when she's asked to deliver a globe to the Animal Park.
TimothyandtheRainbowTruck61 "Timothy and the Rainbow Truck"
"Timothy and the Rainbow Car"
January 12th, 2015 (DVD)
July 28th, 2015 (Milkshake!)
Bill and Ben send Timothy on a wild goose chase, but get more than they'd bargained for.
MarionandtheDinosaurs45 "Marion and the Dinosaurs" January 12th, 2015 (DVD)
July 29th, 2015 (Milkshake!)
Marion is spooked by some lifelike models for the Earl's new Dinosaur Park.
SamsonatYourService90 "Samson at Your Service" January 12th, 2015 (DVD)
July 30th, 2015 (Milkshake!)
Proud Samson learns to admit when he's in the wrong.
SamsonSentforScrap99 "Samson Sent for Scrap" January 12th, 2015 (DVD)
July 31st, 2015 (Milkshake!)
Samson takes his job description a little too literally, causing confusion.
MillieandtheVolcano92"Millie and the Volcano" January 12th, 2015 (DVD)
July 31st, 2015 (Milkshake!)
Millie is cross when Samson and Harvey call her scared, so she teaches them a lesson.



Characters Introduced

Half hour format

Fast & Reliable

There’s Always a Good Explanation

Special Friends

  • Toad’s Adventure
  • Duck and the Slip Coaches

Please Be Patient

  • Thomas the Quarry Engine
  • Song: On a Journey Today
  • Duck in The Water

Signals & Alarms

  • Signals Crossed
  • Thomas and the Emergency Cable

Going Underground

  • Marion and the Pipe
  • Missing Gator

Christmas Cheer!

  • Duncan The Humbug
  • The Perfect Gift


  • Duncan and the Grumpy Passenger
  • Spencer’s VIP

Illuminating Minds

  • No Steam Without Coal
  • Toad’s Bright Idea

Coming Home for Christmas

  • Last Train for Christmas
  • Long Lost Friend

Recycle Recycle Recycle!

  • Timothy and the Rainbow Car
  • Song: Let's Be Brave
  • Samson Sent for Scrap

Jurassic Sodor

Special Deliveries


UK and AUS



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