Seven episodes from the children's animated series following tank engine Thomas and his locomotive friends. In this instalment, the trains run into all sorts of problems on the railway and find themselves on some unexpected escapades. The episodes are: 'Thomas the Quarry Engine', 'Not So Slow Coaches', 'Flatbeds of Fear', 'Disappearing Diesels', 'Toad's Adventure', 'Duck and the Slip Coaches' and 'Missing Gator'.