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 Ann Doran Nurse Meg Cratty Guest Star Mitchell Sakamoto Slicky Boy Guest Star Haunani Minn Sung Lee Guest Star