Alan Alda Capt. Benjamin Franklin "Hawkeye" Pierce Actor Harry Morgan Col. Sherman Potter Actor Larry Linville Maj. Frank Burns Actor Mike Farrell Capt. B.J. Hunnicut Actor Gary Burghoff Cpl. Walter "Radar" O'Reilly Actor Loretta Swit Maj. Margaret Houlihan Actor Jamie Farr Cpl. Maxwell Klinger Actor William Christopher Father Francis Mulcahy Actor Edward Binns General Korshak Guest Star Leonard Stone Colonel Bidwell Guest Star Suesie Elene Mai Ping Guest Star Larry Wilcox Corporal Mulligan Guest Star