- This is Number 12
Emily is a Green Stirling Single Engine.
Appearances:
- Season 1: Stepney's Problem, Thomas' 4th of July, Murdoch and the Express (does not speak)
- Season 2: Daisy and the Visitor, James’ Tender Trouble (cameo), Old Slow Coach, The Flying Scotsman returns, The Flying Scotsman departs
- Season 3: George the steamroller, Diesel’s Dilemma
- Season 4: Thomas and the Ghost
- Season 5: A Cranky day at the Docks, Stepney‘s Perfect Day, Daisy’s Big Disaster
- Season 6: Gordon’s Flying Kipper (cameo), An Old Friend Returns, An Opportunity of a Lifetime
- Season 7: Hank’s Bubble party, Wilbert’s tragic day
- Season 8: Bulstrode and the Fisherman (cameo), Tricky Trucks (cameo)
- Season 14: Double-Decke-Wreacker (cameo), Hatt Trick (cameo)
- Season 15: Roundhouse Roulette (cameo), Nightmare on Sodor (fantasy,cameo).
- She is likely to have a speaking role in Season 16.