Bill and Ben are the cheeky yellow saddletank engine twins who work for the Sodor China Clay Company, though they can commonly be found at Brendam Docks. They formerly worked at Anopha Quarry. They enjoy playing tricks and being cheeky to other engines.
They played two other Teensies in Thomas (Rayman) (Julian Bernardino's Style)
- They are two other Teensies
They played Two Attended Fish in The ZacharyBob BoyPants Movie
They are two fishes at the gas station
They played Mason and Phil in Madagascar (Zachary the Dino)
They are monkeys