Dennis is a lazy diesel who dislikes hard work, but enjoys making other engines do it for him. When Dennis was new to the railway, he tried to take advantage of Thomas by getting him to …

Despite his laziness, Dennis occasionally redeems himself, but whether he truly means his apologies remains a question. He's based on British Railways No. 11001, a prototype diesel …

Dennis is a very lazy Diesel who tries to take advantage of others and depend on them to do his work. Dennis will always create excuses to get out of work, but usually gets caught in his lies, …

Dennis is considered to be a very lazy Diesel who likes to need help from any opportunity. Dennis will always create excuses to get out of working, but usually gets in trouble, and is always very …

Dennis is a fictional standard gauge diesel shunter created by Sharon Miller working on the North Western Railway. Dennis made his debut in the ninth series episode, Thomas' Day Off, which …

Dennis, re-titled Dennis the Lazy Diesel in 2011 and Thomas the Helpful Engine in 2015, is the forty-eighth book in the My Thomas Story Library series. On his day off, Thomas is tricked into …

Thomas' Day Off is the eighteenth episode of the ninth series. One autumn day, The Fat Controller announces to his engines that a new diesel engine called Dennis has arrived on …

This is a gallery subpage for Dennis. This subpage contains all images relating to said article. If there is an image that belongs on this article, please insert it on this page. *Disclosure: Some …

Dennis is considered to be a very lazy Diesel who needs help from the others into doing his work. Dennis will always create excuses to get out of work, but usually gets caught in his trouble, …

Dennis is considered to be a very lazy diesel who tries to take advantage of others and depend on them to do his work instead. Dennis will often create excuses to get out of work and is …