Chuck Eisenmann

Charles Paul Eisenmann (October 22, 1918 – September 6, 2010) was an American professional baseball pitcher and dog trainer who played in Minor League Baseball (MiLB) from 1940 to 1942 and again from 1946 to 1953 after serving in the United States Army. He is best known for being the owner and trainer of multiple dogs, most notably London, who starred in the Canadian television series The Littlest Hobo.