M*A*S*H (TV series) debut of the Charles Winchester era. Whereas Gelbart and Reynolds were the comedic voice of "M*A*S*H" for the show's first five seasons (1972–1977), Alan Alda and newly promoted Executive Producer Burt Metcalfe became the new dramatic voice of "M*A*S*H" for Seasons 6–11. By the start of Season 8 (1979–1980), the writing staff had been completely overhauled, and with the departure of Gary Burghoff, "M*A*S*H" displayed a distinctively different feel, consciously moving between comedy and drama, unlike the seamless integration of its first five years. The end of the Vietnam War in 1975 was a significant factor as to why storylines
M*A*S*H (TV series) was at risk of being cancelled. In season two, "M*A*S*H" was placed in a better time slot by CBS (airing after the popular "All in the Family"); the show then became one of the top 10 programs of the year and stayed in the top 20 programs for the rest of its run. It is still broadcast in syndication on various television stations. The series, which depicted events occurring during a three-year war, spanned 256 episodes and lasted 11 seasons. The Korean War lasted 1,128 days, meaning each episode of the series would have averaged almost four and a half