The drivers drive and maintain the engines as well as road vehicles and, along with the fireman, keep the engines in control and provide a voice of reason when an engine is being difficult.
Derek's DriverDerek's Driver is very attached to his engine. During Munitions, he got emotional at the prospect of leaving behind his faithful engine, but gave in with the trust in Derek, who claims to be a "survivor". When Derek did come out of the fiasco alive and well, his driver was overjoyed and quite relieved!
Skarloey's DriverSkarloey's Driver is a calm man who works with the little old engine, Skarloey. He accompanied his engine on the ghost engine escapade and when he and Skarloey discovered Proteus' secret, the two agreed not to tell anyone about their discovery.
- Season 2: Just Another Wild Goose Chase, Luke and Millie's Blue Mountain Adventure (does not speak), Swashbuckler (cameo)
- Season 3: Chivalry is Dead (cameo)
Henry's DriverHenry's Driver is a good-hearted railway man who drives Henry the Green Engine. He understands his engine very well and knew how to calm down Henry when he found out that the Sodor Logging Co. was to be cutting down the Forest.
- Henry's driver: GingerPercy (Henry and Kurt only), Vincente22 (Thomas and the Fortune Teller onwards)
- Stanley's driver: TurboJUK
- Skarloey's driver: Tardisrescue
- Sir Handel's driver: Mallardfan62
- Duncan's driver: TheSodorSteamworks
- Smash (Kurt and Brammo's driver): EnterprisingEngine93
- Edward's driver: one of EE93's Friends
- Derek's driver: one of EE93's Friends
- Arthur's driver: ReallyUsefulEngine24
- BoCo's driver: Edward Tophat
- Murdoch's driver: Thomas1Edward2Henry3
- Culdee's driver: EricPierre53
- Hank's driver: HanktheAmericanEngine
- Philip's driver: LittleBlueTrain67
- Rusty's driver: Toby's Windmill
- Daisy's driver: Victor Tanzig
- Thomas' driver: GeebMachine