Mr. Roberts is an engine driver mentioned by Mr. Perkins. Not much is known about him, but he played the cymbals in a band with Mr. Perkins and Mr. Arkwright.
Appearances
Mr. Perkins' One Man Band
Mr. Perkins, Mr. Arkwright, and Mr. Roberts are going to play a band song at Knapford. But due to some confusion and delay around the line, Mr. Arkwright and Mr. Roberts are going to be late.
It appears on the Thomas in Charge DVD.