Peter Sam is a narrow gauge engine who works as hard as the next engine right their. Peter Sam is a engine who once had acciedent with some truck (Trucks.) After that he needed a new funnel. His boiler was cracked and was sent to the works. Peter Sam was called Stuart before he was sent to Sir Handel Brown's railway. He is also seen in the book seires. He is based on Edward Thomas of the Talyllyn Railway.