Diesel 10
Gender: Male
Color: Ochre with tan stripes
Occupation: Leader of the diesels
Manager of the Sodor Dieselworks
First Appearance: Thomas and the Magic Railroad
Voiced by: Arnold Schwarzenegger

Diesel 10 is an evil diesel engine with a semi-sentient roof-top, hydraulic claw, which he has named "Pinchy".


Diesel 10 is the master of mischief on Sodor. He likes trying to outwit the Steamies, often causing confusion and delay. When Diesel 10 is around...there will be trouble.