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.
as Lord Harrogate
as Richard Sandman
as Luke Armstrong
as Violet Armstrong
as Dave Sadler
as Alice Sandman
as Tommy Sadler
as Mrs. Sandman
as Foreman Sam Carter
as Bert
as Ginger