BoCo the Diesel Engine
Number D26
NWR Number D2
BR Number D5702
Livery BR Class 28 Co-Bo diesel-electric engine
Line Tidmouth-Barrow-in-Furness mainline
Built 1958
Date of Birth September 11, 1958
First Appearance The Diseasel
Voice Actors Keith Wickham (UK)
Glenn Wrage (USA)
James May (UK/US), (All-New Shining Time Station series only)

BoCo the Diesel Engine is engine number D5702 who works on Edward's branchline.

Allies: Thomas, Edward (mentor), Henry, Gordon, James, Percy, Toby, Duck, Donald & Douglas, Oliver, Emily, Mavis, Daisy (girlfriend), Bill & Ben, Spencer, Sir Topham Hatt (boss), Bertie, Trevor, Terence, Harold, Derek, Salty, Molly, Dennis, Stanley, Bear, Pip & Emma, Skarloey, Rheneas, Sir Handel, Peter Sam, Rusty, Duncan, Freddie, Duke, Mighty Mac, Bertram, Flynn, D261, Hank, Timothy, Mike, Rex, Bert, Den, Dart, Norman, Paxton and Sidney. 

Enemies: Diesel, Arry and Bert, Diesel 10, Splatter & Dodge, George, Bulgy (formerly), Den (formerly), Dart (formerly), Norman (formerly), Paxton (formerly), Sidney (formerly), Old Stuck-Up, D261, D199, The Troublesome Trucks He cameoed in Not Now, Charlie!


BoCo the Friendly Diesel's Theme-1444302885

BoCo the Friendly Diesel's Theme-1444302885

Season 2

  • The Diseasel
  • Wrong Road
  • Edward's Exploit

Season 3

  • Buzz Buzz
  • One Good Turn

Season 4

  • Thomas and the Special Letter (does not speak)

Season 5

  • Double Teething Troubles


  • Thomas and the Missing Christmas Tree
  • Escape
  • Bulgy
  • Rusty to the Rescue
  • Stepney Gets Lost

Counterparts (Thomas Version) (Hero Version)

Counterparts (Villain Version)

  • The Foreign Engine or Spencer (Thomas the Tank Engine and Friends)

Counterparts (Diesels of Sodor Version)

  • Thomas or Duck (Thomas the Tank Engine and Friends/The Railway Series)
  • Ten Cents (TUGS/Salty's Lighthouse)
  • Theodore (Theodore Tugboat)
  • RS Mr. Conductor (Shining Time Station)
  • Mario (Super Mario Bros.)
  • Sonic (Sonic the Hedgehog)
  • Homer Simpson (The Simpsons)
  • Peter Griffin (Family Guy)
  • Arthur Read (Arthur)
  • Fix it-Felix Jr. (Wreck it-Ralph)
  • Jin Kazama (Tekken)
  • Peter Pan (Peter Pan)