Trivia: Who is the only actor to appear in both the “M*A*S*H” movie and TV show?
Gary Burghoff
Loretta Swit
Alan Alda
Wayne Rogers
The correct answer is Gary Burghoff
So why is this answer correct? : Only one actor appeared in both the “M*A*S*H” movie and TV show: Gary Burghoff, who played Walter “Radar” O’Reilly. All of the other roles in the film were played by different actors in the TV series. In the movie, Hawkeye was played by Donald Sutherland, Elliott Gould played Trapper, Sally Kellerman was Hot Lips, and Robert Duvall portrayed Frank Burns.