M*A*S*H in the trailer it was rendered as "M*A*S*H". "M*A*S*H", a spin-off of the film, ran from 1972 to 1983, more than three times as long as the war it chronicled. It starred Alan Alda as Hawkeye Pierce and Wayne Rogers as Trapper John McIntyre. After the third season, Rogers left the show and was replaced by Mike Farrell as B. J. Hunnicutt. Another change was the addition of Harry Morgan as Colonel Sherman T. Potter, a veteran character actor and former Universal contract player, who replaced McLean Stevenson the same year. This series is the most popular and best-known version
Alan Alda play "QED", which had only one other character. Although Peter Parnell wrote the play, Alda both produced and inspired it. Alda has also appeared frequently in the films of Woody Allen, and was a guest star five times on "ER", playing Dr. Kerry Weaver's mentor, Gabriel Lawrence. During the later episodes, Dr. Lawrence was revealed to be suffering from the early stages of Alzheimer's disease. Alda also had a co-starring role as Dr. Robert Gallo in the 1993 TV movie "And the Band Played On". During "M*A*S*H"'s run and continuing through the 1980s, Alda embarked on a successful career as