Harry Burns was a vaudeville performer, boxing referee, actor, assistant director, animal-picture director and producer, and Hollywood magazine publisher. Burns was married to the actress Dorothy Vern
Algernon Maltby "Curley" Stecker was an early Hollywood animal trainer, Universal City Zoo superintendent, animal-film producer, and occasional actor-stuntman.
Los Angeles Times, 1924
"Elephant in lake with Curley Stecker," Big Otto's Trained Wild Animals, Appalachian Exposition (1910)
Part of a cartoon by Wyn Barden about Universal City, published in the Los Angeles Herald in August 1919
A lion leaps on Curley Stecker's back for a scene in Harry McRae's 1917 His Master's Wife