Season 8
Director(s)	Stephen Asquith
Producer(s)	Simon Spencer
Starring	Michael Angelis (UK) Michael Brandon (US)
Music by	Robert Hartshorne Ed Welch
Preceded by	Season 7
Followed by	Season 9

The eighth season of the television series was the first to be produced by HiT Entertainment. The twenty-six episode season was first broadcast in 2004 and narrated by Michael Angelis in the UK and Michael Brandon in the US.

Episodes

1. Thomas and the Tuba - Thomas looks for the brass band's tuba player.
2. Percy's New Whistle - Percy plays pranks with his whistle.
3. Thomas to the Rescue - Diesel gives Thomas a hard time.
4. Henry and the Wishing Tree - Henry learns to be careful what you wish for.
5. James Gets a New Coat - James learns that pride comes before a fall.
6. Thomas Saves the Day - Thomas tries to tackle a dangerous bend without Annie and Clarabel's assistance.
7. Percy's Big Mistake - Percy is frightened he will be sent to the Scrapyards.
8. Thomas, Emily and the Snowplough - Thomas ignores Emily's advice.
9. Don't Tell Thomas - The engines are organising a party for Thomas but are not sharing the secret with him.
10. Emily's New Route - Emily thinks there is a monster in Castle Loch, and tries to find another way round.
11. Thomas and the Firework Display - Thomas helps James deliver the fireworks before the display is called off.
12. Gordon Takes Charge - Gordon shows off to Percy.
13. Spic and Span - Thomas and Percy try to beat the big engines in a cleanliness competition.
14. Edward the Great - Edward races Spencer to The Duke and Duchess of Boxford's Summer House.
15. Squeak, Rattle and Roll - Gordon tries to go slow so his squeaking and rattling won't be heard.
16. Thomas and the Circus - Thomas tries to pull the circus train all by himself.
17. Thomas Gets It Right - Thomas gets competitive about his deliveries.
18. As Good as Gordon - Emily gets to pull the Express and tries to do the job as good as Gordon.
19. Fish - Thomas gets into bother on Arthur's coastal branch with a long line of trucks.
20. Emily's Adventure - Emily learns to use her manners after a storm has hit Sodor.
21. Halloween - Emily accidentally scares herself as well as Thomas, 'Arry, and Bert.
22. You Can Do it, Toby! - Toby gets nervous when he has to look after Wellsworth.
23. Chickens to School - Lack of sleep gets the better of Thomas.
24. Too Hot for Thomas - Thomas has to deliver ice cream ingredients.
25. James Goes Too Far - James refuses to help his friends when he is given a very important job.
26. Percy and the Magic Carpet - Percy is disappointed about delivering a carpet until Salty suggests that it could be magic.

Characters

• Thomas
• Edward
• Henry
• Gordon
• James
• Percy
• Toby
• Emily
• Harvey
• Arthur
• Spencer
• Diesel
• Mavis
• 'Arry and Bert
• Salty
• Annie and Clarabel
• Bertie
• Elizabeth
• Harold
• Cranky
• Sir Topham Hatt
• Farmer McColl
• Sodor Brass Band
• Murdoch (does not speak)
• Trevor (does not speak)
• Kuffy (does not speak)
• Lady Hatt (does not speak)
• Alicia Botti (does not speak)
• The Duke and Duchess of Boxford (do not speak)
• Henrietta (cameo)
• George (cameo)
• Caroline (cameo)
• Butch (cameo)
• Tiger Moth (cameo)
• Stephen Hatt (cameo)
• Bridget Hatt (cameo)
• Jem Cole (cameo)
• Farmer Trotter (cameo)
• Cyril the Fogman (cameo)
• The Refreshment Lady (cameo)
• Mrs. Kyndley (cameo)
• Nancy (cameo)
• Duck (music video cameo)
• Oliver (music video cameo)
• Toad (music video cameo)
• Rheneas (music video cameo)
• Rusty (music video cameo)
• Jeremiah Jobling (music video cameo)
• Donald and Douglas (deleted scene, mentioned)
• Bill and Ben (deleted scene)

Trivia

• This is the first and only season to date that did not introduce any new non-human characters.
• This was the first season not to feature the Skarloey Railway since its debut, although Rusty and Rheneas made stock footage cameos in a song.
• This season was the first to use the new opening titles and theme.
• CiTV had a special opening theme when they broadcasted this season. This theme was also used on some US DVD releases.