Watch The Littlest Horse Thieves (1977) (1976) HD Full Movie Free on solarmovie.do. Watch The Littlest Horse Thieves (1977) (1976) online free. When the owner of a Yorkshire coal-mine decides to mechanize to increase profits, the mine's pit pon...When the owner of a Yorkshire coal-mine decides to mechanize to increase profits, the mine's pit ponies are scheduled to be destroyed. So, three children plan to steal them to keep them safe. But when they're caught, it's up to the mine owners and the miners themselves to decide what's right.