WWI-veteran Jack Pennick was working as a horse wrangler when, in 1926, he was hired as a technical advisor for the big-budget war drama What Price Glory? Turning to acting in 1927, Pennick made his screen bow in Bronco Twister. His hulking frame, craggy face, and snaggle-toothed bridgework made him instantly recognizable to film buffs for the next 35 years....
