- Season 8:
- Season 9:
- Season 10: Lorry's New Flatbed
- Season 11:
- Season 12: Greetings, Montague! (not named; does not speak)
- Season 13:
- Season 14:
- Season 15: Toby's Turntable Fable (cameo), For Whom The Belle Tolls, Polar Express Coming Through! (cameo), The Island of Misfits Engines (cameo).
- Season 16: Henry's Hill
Basis:EditIsobella is Based on a Morris' Shrewsbury Vintage Sentinel Steam lorry. Elizabeth also shares the same prototype.
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