DarthWill3 is a voice actor. Judging by his accent, he is American.
- Diesel (How the Diesel Stole Christmas-Episode XV, The Most Famous Engine)
- Spencer (Episode XII, The Most Famous Engine)
- Bill and Ben (Episode XV)
- Crimson (The Search for Smudger)
- Alfred (NWR Origins, Night Express to Vicarstown, The Most Famous Engine)
- Painful Memories (Alfred/98462) (archive recording)
- How the Diesel Stole Christmas (Diesel)
- The Search for Smudger Part 3 (Crimson)
- Night Express to Vicarstown (Alfred/98462's ghost)
- The Most Famous Engine (Spencer, Alfred/98462, Diesel)
- Thomas1Edward2Henry3 thought he was English at first (due to his brilliant English diesel voice) until he came across a dub of Thomas and Gordon by him.
- Bill and Ben's voices have been pitched.
- His Spencer voice resembles Tim Curry.