Alan Alda Capt. Benjamin Franklin "Hawkeye" Pierce Actor Harry Morgan Col. Sherman Potter Actor David Ogden Stiers Maj. Charles Emerson Winchester III 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 James Lough Webster Guest Star Andrew Masset Hough Guest Star Jan Jorden Nurse Baker Guest Star Enid Kent Lt. Bigelow, RN Guest Star Kellye Nakahara Lt. Kellye Yamato, RN Guest Star