He, along with Farmer Trotter and others, was a part of the rescue team which found Duke. He seems to be a big fan of road steam traction, as he has also driven George. Jem Cole is most likely a skilled mechanic, as he restored Elizabeth. However, since he's often found near the roads, it is possible that he's just a fan of road vehicles. As of the eleventh season, he appears to be working as a farmer and has grown a beard. In the fifteenth season, he was seen fishing with a little boy in the Whistling Woods; this could possibly be his son. In Day of the Diesels, he helped to extinguish a fire at a barn. In the sixteenth season, he helped to put out another fire, this one at the Fat Controller's shed.