Mavis the Quarry Diesel

Promotional picture of Mavis in full CGi

Number D41, formerly D33
Class Quarry Diesel
Livery Black
Line Quarry Diesel
Built 1955 (she was experimental)
Builder Quarry diesel man
Date of Birth October 29, 1955
First Appearance Mavis
Voice Actors Teresa Gallagher
(UK; HOTR onwards)
(USA; S17 onwards)
Jules de Jongh
(USA; HOTR - S16)

Mavis the Quarry Diesel is an engine on the Fat Controller's railway.


Mavis is based on a BR Class 04 fitted with additional cowcatchers and sideplates.


Mavis is painted black with hazard stripes on her front and rear. She has her name and "The Ffarquhar Quarry Co. Ltd." written on her sideplates in white.


Major Appearances

Season 3
  • Mavis
  • Toby's Tightrope
Season 4
  • Thomas and the Special Letter (does not speak)
Season 5
  • Stepney Gets Lost
Season 6
  • Salty's Secret
  • Buffer Bother
Season 7
  • Bill, Ben and Fergus
Season 8
  • Thomas to the Rescue
Season 9
  • Emily Knows Best
Season 10
  • Toby's Afternoon Off
Season 11
  • Dream On
  • Don't be silly, Billy!
Season 12
  • Don't Go Back!
Season 13
  • The Early Bird
  • Percy's Parcel
  • A Blooming Mess
  • The Biggest Present of All (does not speak)
Season 14
  • Thomas in Charge
Season 15
  • James to the Rescue (does not speak)
  • Spencer the Grand
  • Tree Trouble (does not speak)
  • Fiery Flynn (does not speak)
Season 16
  • Thomas Toots the Crows
  • Bust My Buffers!
  • Thomas and the Sounds of Sodor
  • Whiff's Wish (does not speak)
Season 17
  • Away from the Sea
Season 18
  • Not So Slow Coaches
  • Thomas the Quarry Engine
Season 19
  • Den and Dart
  • No Help at All (mentioned)


Season 3
  • Escape
Season 4
  • Rusty to the Rescue
Season 5
  • Oliver's Find
Season 6
  • A Bad Day for Harold the Helicopter
Season 7
  • James and the Queen of Sodor
Season 13
  • Thomas and the Runaway Kite
Season 14
  • Charlie and Eddie
  • Thomas and Scruff
Season 15
  • Toby and Bash
  • Henry's Happy Coal
  • Surprise Surprise!
  • Kevin the Steamie
  • Wonky Whistle
Season 16
  • Race to the Rescue
  • Sodor Surprise Day
Season 17
  • Calm Down Caitlin
  • Henry's Hero
Season 18
  • Signals Crossed
Season 19
  • The Truth About Toby
Season 20
  • Toby's New Friend


Mavis' theme is her Season 3 theme.

Theme (T,J&H Version)

Mavis' T,J&H theme is her theme from the missoliverandblossom video "Mavis Showcase"

Counterparts (Female Version)

Counterparts (Male Version)