My Uncle Silas - Season 1 Episode 5 Silas & Goliath
Overview: Silas agrees to fight a much younger and fitter boxer known as the Gorilla, in a fairground side-show and plans to weaken his opponent by giving him a diet which will debilitate him. However it fails to work and Mrs. Betts is forced to take drastic action to save Silas from a good hiding.