For decades, the series finale held the title of most-watched television episode of all time.

The ensemble featuredAlan Aldaas surgeon Hawkeye Pierce, along with Mike Farrell as B.J.

Hunnicutt,David Ogden Stiersas Charles Winchester III, andLoretta Switas “Hot Lips” Houlihan.

Jamie Farr, Loretta Swit, David Ogden Stiers, Harry Morgan, Mike Farrell, Alan Alda, and William Christopher in publicity portrait for the film &lsquo;M<em>A</em>S*H&rsquo;, Circa 1978.

Credit:20th Century-Fox TV/Getty

He has had recurring roles onRay Donovan(20182020) andThe Good Fight(20182019).

Alda also hosted the educational PBS showScientific American Frontiersfor 14 years.

In 2009, he founded the Alan Alda Center for Communicating Science at Stony Brook University.

Alan Alda (Hawkeye Pierce) MASH; Alan Alda attends AARP The Magazine&rsquo;s 19th Annual Movies For Grownups Awards

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Alda married his wifeArlene in 1957.

They have three daughters: Eve, Elizabeth, and Beatrice.

In 2018, the actor announced that he had beendiagnosed with Parkinson’s disease.

Wayne Rogers (Trapper John McIntyre) MASH; Wayne Rogers attends the 63rd Annual Writers Guild Awards

CBS via Getty; Charles Eshelman/FilmMagic

He leftMAS*Hin 1975 after three seasons.

Rogers starred in several TV movies and had a recurring role inMurder, She Wrote(19931995).

He later wed Amy Hirsh in 1988.Rogers diedof complications from pneumonia in 2015, at age 82.

Mike Farrell (B.J. Hunnicut) MASH; Mike Farrell arrives at the Los Angeles chapter of Death Penalty Focus'' 10th Annual awards banquet

Paul Harris/Getty; Newsmakers/Getty

Mike Farrell (B.J.

Hunnicutt)

Paul Harris/Getty; Newsmakers/Getty

Mike Farrell played B.J.

Hunnicutt, Hawkeye’s new tentmate beginning in season 4 after Trapper John’s exit.

Larry Linville (Frank Burns) MASH; Larry Linville attends the Third Annual Producers Guild of America Golden Laurel Awards

CBS Photo Archive/Getty; Ron Galella, Ltd./Ron Galella Collection via Getty

Farrell stayed for the rest of the series, writing four episodes and directing five.

They had two children, Michael and Erin.

He later married actress Shelley Fabares in 1984.

David Ogden Stiers (Charles Emerson Winchester III) MASH; David Ogden Stiers attends the 25th anniversary screening of &lsquo;Beauty And the Beast&rsquo;

Moviestore/Shutterstock; Tibrina Hobson/FilmMagic

Linville left the show after five seasons.

Linville was married five times.

He had a daughter, Kelly, with his first wife, Kate Geer.

Loretta Swit (&ldquo;Hot Lips&rdquo; Houlihan) MASH; Loretta Swit attends opening night of &ldquo;Hannah Gadsby: WOOF!&quot;

oviestore/Shutterstock; Bruce Glikas/Getty

The actor also married and divorced Vana Tribbey, Melissa Gallant, and Susan Hagan.

His fifth and final marriage, to Deborah Guydon, lasted from 1993 until his death in 2000.

He died due to complications from pneumonia at age 60.

McLean Stevenson (Henry Blake) MASH; McLean Stevenson attends Ambassador&rsquo;s Hotel

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He earned two Emmy nominations for his performance.

He played a district attorney Michael Reston in a string ofPerry MasonTV movies in the 80s opposite Raymond Burr.

Stiers diedin 2018 due to complications from bladder cancer, at age 75.

Harry Morgan (Sherman T. Potter) MASH; Harry Morgan attends the Los Angeles chapter of Death Penalty Focus'' 10th Annual awards banquet

Michael Ochs Archives/Getty; Ron Galella, Ltd./Ron Galella Collection via Getty

Swit married actor Dennis Holahan in 1983.

He won a Golden Globe for Best Supporting Actor in 1974.

Stevensonlater reflectedthat leavingMAS*Hwas the biggest mistake of his career.

Gary Burghoff (Walter &ldquo;Radar&rdquo; O&rsquo;Reilly) MASH; Gary Burghoff (Corporal Walter Eugene &ldquo;Radar&rdquo; O'&lsquo;Reilly) of the mid-1970&rsquo;s television series &ldquo;Mash&rdquo; attends the &ldquo;Hollywood Collectors and Celebrities Show&rdquo;

CBS via Getty; Newsmakers/Getty

The actor was married three times and had three children: Lindsey, Jennifer, and Jeff.

He tied the knot with Ginny Fosdick in 1980.

They were together until his death in 1996 when he suffered a heart attack.

Jamie Farr (Maxwell Klinger) MASH; Jamie Farr attends The Hollywood Show

CBS via Getty; Albert L. Ortega/Getty

He was 68 years old.

His final television work was a recurring role on the sci-fi sitcom3rd Rock From the Sun(19961997).

The actor was married to Eileen Detchon from 1940 until her death in 1985.

William Christopher (Father John Mulcahy) MASH; William Christopher 1st Annual Burbank International Film Festival

CBS via Getty; Michael Tullberg/Getty

They raised four sons: Christopher, Charles, Paul, and Daniel.

In 1986, Morgan married Barbara Bushman Quine.He diedin 2011 at age 96 due to complications from pneumonia.

He left after season 7 butreturnedfor a two-part farewell episode, “Goodbye Radar,” in season 8.

The pilot aired on CBS but was not picked up as a series.

Burghoffs marriage to Janet Gayle lasted from 1971 to 1979.

They had a daughter, Gena.

He then wed Elisabeth Bostrom in 1985, raising sons Miles and Jordan before their divorce in 2005.

The part was planned as a small role, but Klinger caught on with audiences and became a regular.

Farr was one of three actors to continue in the spinoffAfterMASH.

Farr has been married to Joy Ann Richards since 1963.

They have two children, Jonas and Yvonne.

The actor appeared in all 11 seasons, then moved on toAfterMASHfor two more years.

Christopher married Barbara O’Connor in 1957.

The couple had two sons, Ned and John.

He died of lung cancer in 2016, at age 84.