Ivo Hugh, named after the Skarloey Railway's former foreman, Mr. Ivo Hugh, is a young narrow-gauge tank engine.
Ivo Hugh is based on the Talyllyn Railway's Tom Rolt, an Andrew Barclay 0-4-2T.
Ivo Hugh is painted in the Skarloey Railway's red livery with blue-and-yellow lining. He also has his name painted with yellow lettering on either side of his tanks.
- The Search for the Controllers Part 1