As Time Goes By (M*A*S*H) As Time Goes By (M*A*S*H) "As Time Goes By" is the 255th episode of "M*A*S*H", airing on February 21 (first-run) and September 12 (repeat), 1983, and the last episode filmed. As it was the final episode filmed they took a moment to pay tribute to the characters (except for Trapper John McIntyre) who had left the series before its conclusion. It also introduces the character of Soon-Lee, who would play a vital role in the series' final episode and the short-lived spin-off "AfterMASH". The episode is dedicated to Connie Izay, RN, one of the show's medical advisors. Although this was
M*A*S*H (TV series) days of real time. Many of the stories in the early seasons are based on tales told by real MASH surgeons who were interviewed by the production team. Like the movie, the series was as much an allegory about the Vietnam War (still in progress when the show began) as it was about the Korean War. The episodes "Abyssinia, Henry" and "The Interview" were ranked number 20 and number 80, respectively, on TV Guide's 100 Greatest Episodes of All Time in 1997. In 2002, "M*A*S*H" was ranked number 25 on TV Guide's 50 Greatest TV Shows of All Time. In