Christian Greger Strøm, born on June 14th, 1947, voiced several characters in the Norwegian narration of the Thomas & Friends. He stepped down as a voice actor for this show after the seventeenth season.
He also provides voices for "Jonas", "Jonas LA", "The Suite Life Movie", "Shake it Up", "Mater's Tall Tales", and other shows.
- Bill (seventeenth season only)
- Scruff (fourteenth - seventeenth seasons)
- Salty (fourteenth - seventeenth seasons, excluding Day of the Diesels)
- Dart (fifteenth - seventeenth seasons)
- Paxton (seventeenth season only)
- Rusty (sixteenth and seventeenth seasons)
- Stafford (sixteenth and seventeenth seasons)
- Rocky (thirteenth - seventeenth seasons)
- Mr. Percival (sixteenth season only)
- Farmer Trotter
- Mr. Bubbles (thirteenth - fifteenth seasons)
- The Maithwaite Stationmaster
- The Railway Coal Inspector
- A Tree Specialist