William Christopher References William Christopher American actor Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of EncyclopĂŠdia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Today in HistoryâFebruary 28/ M*A*S*H Ends: âGoodbye, Farewell and AmenââŠSwit), Father Francis Mulcahy (William Christopher), and Corp. Walter âRadarâ OâReilly (Gary Burghoff). Read MoreâŠSwit), Father Francis Mulcahy (William Christopher), and Corp. Walter âRadarâ OâReilly (Gary Burghoff). Read More