The fifteenth season of the television series aired during March 2011 in the UK and between April and June in the US. This season has a total of twenty episodes.


Screenshot UK title (top)

US title (bottom)

Original UK

release date

Episode number #
"Gordon and Ferdinand" 1st March 2011 #01
Gordon is embarrassed to be seen with Ferdinand whilst delivering the Lion of Sodor.
"Toby and Bash" 2nd March 2011 #02
Toby tries to find Bash a home on Sodor, but Bash misses his friends on Misty Island.
"Emily and Dash" 3rd March 2011 #03
Emily has to escort Dash to a steam fair, but thoughtlessly leaves him behind.
"Percy's New Friends" 4th March 2011 #04
After his friends say they are too busy to play, Percy decides to make friends with the animals on Sodor.
"Edward the Hero" 7th March 2011 #05
Edward wants to be a hero like Harold.
"James to the Rescue" 8th March 2011 #06
James refuses to work with Toby as the rescue engine, but soon regrets his decision.
"Happy Hiro" 9th March 2011 #07
Hiro is feeling homesick, so Thomas tries to cheer him up by taking him to Misty Island.
"Up, Up and Away!" 10th March 2011 #08
Thomas and Percy deliver Mr. Bubbles' giant balloon.
"Henry's Happy Coal" 11th March 2011 #09
'Arry and Bert tease Henry about using special coal.
"Let it Snow" 14th March 2011 #10
Whilst collecting logs for an animal shelter, Thomas sings the Misty Island Snow Song in hopes of making it snow.
"Surprise, Surprise" 15th March 2011 #11
Thomas tries to hold a Christmas party at the Sodor Steamworks for his friends, but does not tell Victor.
"Spencer the Grand" 16th March 2011 #12
Spencer disobeys orders and tries to puff to the Duke and Duchess of Boxford's Summer House in the fog.
"Stop that Bus!" 17th March 2011 #13
Thomas takes Bertie on a tour, but Bertie has to pick up Dowager Hatt and her friends.
"Stuck on You" 18th March 2011 #14
Thomas and Butch do not listen to Victor's instructions, so they do not know how to work Butch's new magnet.
"Big Belle" 21st March 2011 #15
Belle's attempts to be friends with Toby only frighten the steam tram away.
"Kevin the Steamie" 22nd March 2011 #16
Kevin practices shunting so that he can take part in Thomas and Percy's game.
"Wonky Whistle" 23rd March 2011 #17
Thomas rushes off before his whistle can be properly fixed and scares Farmer McColl's animals.
"Percy the Snowman" 24th March 2011 #18
Thomas promises to take a depressed Percy to pick up Sir Topham Hatt, but whilst Thomas is finishing his jobs, he only succeeds in covering Percy in snow.
"Tree Trouble" 25th March 2011 #19
The diesels and Thomas compete to find the best Christmas tree for the Steamworks and Dieselworks.
"Fiery Flynn" 28th March 2011 #20
Flynn tries to impress the diesels with his bravado with potentially disastrous results.


  • Hear the Engines Coming
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