<P> Belle is a Prussian blue tank engine, the largest tank engine on Sodor, built for firefighting . She has fire hoses fixed on her side tanks, and a brass bell above her cab . </P> <P> Belle is painted dark blue with red and gold fittings and red and regal blue wheels and red hydro cannons . She has the number 6120 painted on her sides in gold . </P> <P> Belle was introduced in season 15 (officially in Day of the Diesels) and has appeared in every season since . She also had a supporting role in King of the Railway, a small singing role in The Great Race and a cameo in Journey Beyond Sodor . </P> <Ul> <Li> Teresa Gallagher ("Day of the Diesels" onwards) </Li> <Li> Keiko Nemoto (Japan, "Day of the Diesels" onwards) </Li> </Ul>

Names of the trains in thomas the tank engine