E1 - Who's Geoffrey?

Aired: September 21, 2015

Thomas gets himself into trouble and blames a made up engine, by the name of Geoffrey. But when people and other engines around the island start asking to meet him, Sir Topham Hatt also wants to meet this so-called Geoffrey.

E2 - The Truth About Toby

Aired: September 22, 2015

Toby accidentally runs out of coal at the scrapyards, leaving the engines to think he's going to be scrapped.

E3 - Lost Property

Aired: September 23, 2015

The Fat Controller is anxious as two grumpy inspectors have come to inspect the railway, starting with Thomas. To prevent an even worse report, Thomas helps return a lost pocket watch to the railway inspector.

E4 - Henry Spots Trouble

Aired: September 24, 2015

After he sees the Fat Controller's grandchildren with chickenpox, Henry worries about catching the disease himself.

E5 - A Cranky Christmas

Aired: January 04, 2016

Thomas is sent to take a special crate to the Town Square from the docks, but Cranky accidentally drops it.

E6 - Snow Place Like Home

Aired: January 05, 2016

Kevin gets stuck out in the snow, and Victor goes out looking for him, despite his hatred of snow.

E7 - The Beast Of Sodor

Aired: January 06, 2016

Henry becomes paranoid of meeting an abominable snowman after Spencer teases him about it.

E8 - Toad And The Whale

Aired: March 14, 2016

Toad spots a stranded whale on the beach, but Oliver does not take him seriously.

E9 - Very Important Sheep

Aired: March 15, 2016

Percy doesn't notice sheep jumping out of his cattle truck.

E10 - Salty All At Sea

Aired: March 16, 2016

Salty's imagination runs away with him as he worries about going to the Mainland by sea.

E11 - Den and Dart

Aired: March 17, 2016

Mavis has an accident at Anopha Quarry and is sent to the Dieselworks. Den is sent to take her place, while Dart has to stay at the Dieselworks. However, the two always work together and they fear to be without the other.

E12 - Helping Hiro

Aired: March 18, 2016

Thomas feels guilty about causing Hiro to have an accident. To make up for it, Thomas ventures into Hiro's old hideout to see if he can try to salvage some left behind parts.

E13 - Slow Stephen

Aired: July 11, 2016

Stephen is a slow engine, but one day, when the Sodor Suspension Bridge collapses, he has to stop Gordon from crossing the bridge before it's too late.

E14 - Two Wheels Good

Aired: July 12, 2016

Thomas, Spencer, and Bertie argue over how many wheels are best.

E15 - Reds vs Blues

Aired: July 13, 2016

Thomas and James compete with each other to see who can get their passengers and football teams to Dryaw first.

E16 - Best Engine Ever

Aired: July 14, 2016

Emily idolises Caitlin when she sees how fast Caitlin can go.

E17 - The Little Engine Who Raced Ahead

Aired: July 15, 2016

A new diesel boxcab named Philip arrives. Loving to race, he thinks he's racing Gordon when in actuality Gordon never took part.

E18 - Philip To The Rescue

Aired: July 18, 2016

James is determined to prove himself stronger than Philip.

E19 - Diesel's Ghostly Christmas (Part 1)

Aired: December 26, 2016

Diesel starts causing trouble at Christmas time and he gets visited by the Ghost of Christmas Past.

E20 - Diesel's Ghostly Christmas (Part 2)

Aired: December 26, 2016

Diesel now meets up with two other ghostly engines. The Ghost of Christmas Present and the Ghost of Christmas Future, and he later finds the Fat Controller still at Knapford during the Earl's Christmas party at Ulfstead Castle.

E21 - Thomas The Babysitter

Aired: March 06, 2017

A mother and her noisy baby want to have a ride on Thomas' train, but the baby keeps crying which irritates Thomas and the passengers.

E22 - Rocky Rescue

Aired: March 06, 2017

Rocky ends up derailing and the Search and Rescue Team have to work together to put him back on the rails again.

E23 - The Other Side Of The Mountain

Aired: March 07, 2017

Thomas discovers Bertie's been rerouted to behind the other side of the mountain, making Thomas curious as to what's there.

E24 - No Help At All

Aired: March 08, 2017

Bill and Ben say that Timothy is no help at all.

E25 - Goodbye Fat Controller

Aired: March 09, 2017

Percy overhears some workmen talking and thinks the Fat Controller is leaving Sodor. Also known as "Goodbye Sir Topham Hatt".

E26 - Wild Water Rescue

Aired: March 10, 2017

Diesel is jealous of Percy's job to collect the Mayor of Sodor, so he directs Percy to an old disused quarry while he takes him himself.