Catch-22 on Hulu Cast
Meet the Dream Cast of Hulu's Catch-22 Adaptation
11
O'Connor plays Lt. Colonel Korn, Cathcart's much more charismatic, intelligent, and sadistic sidekick. He has a recurring role on Chicago P.D. as Commander Fischer and has appeared on major features such as The Mummy, Van Helsing, and There Will Be Blood.