Gareth, better known as “GJ” is a Timber Mill Engine who works in Henry's forest.

The Main Line
Locomotives Henry | Gordon | James | Rebecca | Murdoch | Richard | Rosie | Hiro | Frieda | Kairi | Sora | Riku | GJ | Stefanie | Lily | Bear | Tucker | Pip and Emma | Stafford
Rolling Stock Express Coaches | Branch Line Coaches | Basil, Rose and Harry
Locations Tidmouth (Harbour, Engine Sheds, Tunnel) | Knapford (Yards, Engine Sheds, Bus Yard**) | Crosby (Tunnel, Washdown**) | Wellsworth (Yards) | Suddery Junction | Gordon's Hill | Maron | Cronk (Viaduct) | Killdane | Balladrine Bridge | Kellsthorpe Road | Crovan's Gate (Works, Yards**) | Henry's Tunnel | Vicarstown (Engine Sheds, Yards, Bridge, Goods Depot**, Junction**, Dieselworks**) | Barrow-in-Furness | Lower Tidmouth** | Sodor Suspension Bridge** | West Maron Junction** | East Maron Junction** | Balladrine** | Kellaby** | Whispering Woods** (Halt) | Kirk Ronan Junction** | The Difficult Bend** | Sodor Steamworks** | Neville's Bridge** | Henry's Forest** (Wishing Tree) | The Lumber Mill** | Great Waterton** (Water Works)

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