'Arry & Bert the Ironworks Diesel Twins

Promotional picture of Edward in full CGi

Number D47 and D48
Class Ironworks
Livery Ironworks
Line Tidmouth-Barrow-in-Furness mainline
Built 1985 (they were experimental)

Sharp, Steward and Co.


Designers Sir Topham Hatt I and William Stainer
Date of Birth February 23, 1985
First Appearance Stepney Gets Lost
Voice Actors

Kerry Shale (UK)
William Hope (USA)

'Arry and Bert are two diesel engines who work at the smelters. They are voiced by Kerry Shale and William Hope in both UK and US. They are two of the second main antagonists.


Major Appearances Season 5

  • Stepney gets Lost ('Arry not named; Bert does not speak)

Season 6

  • Middle Engine

Season 7

  • Fergus Breaks the Rules

Season 8

  • Percy's New Whistle
  • Thomas to the Rescue (do not speak)
  • Halloween

Season 9

  • Thomas and the New Engine

Season 11

  • Thomas and the Stinky Cheese

Season 12

  • Don't Go Back (do not speak)

Season 14

  • Victor Says Yes

Season 15

  • Henry's Happy Coal

Season 16

  • Ol' Wheezy Wobbles
  • Bust My Buffers!


  • Calling All Engines!
  • Day of the Diesels


Season 6

  • Twin Trouble

Season 7

  • Bill, Ben and Fergus
  • James and the Queen of Sodor

Season 8

  • Percy and the Magic Carpet
  • Percy's Big Mistake

Season 11

  • Dirty Work
  • Hide and Peep

Season 12

  • Gordon Takes a Shortcut

Season 14

  • Thomas in Charge

Season 15

  • Edward the Hero

Season 17

  • Calm Down Caitlin (Bert only)

Season 18

  • Thomas the Quarry Engine


  • The Great Discovery


  • 'Arry and Bert's theme is Devious Diesel's Season 6 theme.

Theme (T,J&H Version)

'Arry and Bert's T,J&H theme is Devious Diesel's Season 6 Theme.

Counterparts (Male Version) (Villian Version)

Counterparts (Female Version)

Counterparts (Hero Version)

  • Donald and Douglas (Thomas the Tank Engine and Friends)
  • Frank and Eddie (TUGS/Salty's Lighthouse)
  • Phillip and Fillmore (Theodore Tugboat)
  • Heavy and Bomb (Sonic the Hedgehog)
  • Lenny and Carl (The Simpsons)
  • Vern and Johnny (Family Guy)
  • Treecko and Snivy (Pokemon)
  • Larry and Steve (Rugrats)
  • Blade Knight and Sword Knight (Kirby)