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Entertainment • Actor

Mike Farrell

Mike Farrell is an American actor and producer best known for playing Captain B.J.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Mike Farrell is an American actor and producer best known for playing Captain B.J. Hunnicutt on the television series M*A*S*H. He was born in St. Paul, Minnesota, in 1939 and later appeared in other television series and films, including Providence and Patch Adams. He is also known for political and human-rights activism.

Early life

Mike Farrell was born in 1939 in St. Paul, Minnesota, and later moved to Hollywood as a child. Sources describe him as having pursued acting after early work and service in the U.S. Marine Corps.

Acting career

Farrell’s most widely recognized role is Captain B.J. Hunnicutt on M*A*S*H, which he joined in 1975 and played until the series ended in 1983. He also appeared in later television projects, including Providence and Desperate Housewives.

Producing and other work

In addition to acting, Farrell produced Patch Adams, a 1998 film starring Robin Williams. His career includes work across television, film, and occasional directing and writing credits.

Activism

Farrell has been publicly identified with political and social activism, especially on human-rights and anti-death-penalty causes. He has also been linked with broader peace and civil-liberties advocacy.

Key facts

  • Farrell is best known for his role as Captain B.J. Hunnicutt on M*A*S*H.
  • He was born Michael Joseph Farrell Jr. in St. Paul, Minnesota.
  • He worked in television and film as both an actor and producer.
  • He produced Patch Adams (1998).
  • He starred in the television series Providence (1999–2002).
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Canadian context

Mike Farrell is familiar to Canadian audiences through the long-running television series M*A*S*H and later TV appearances that have aired widely in Canada.

Frequently asked questions

Who is Mike Farrell?
Mike Farrell is an American actor and producer best known for playing Captain B.J. Hunnicutt on M*A*S*H.
When was Mike Farrell born?
He was born on February 6, 1939.
What is Mike Farrell best known for?
He is best known for his role as Captain B.J. Hunnicutt on M*A*S*H.
What other projects is Mike Farrell known for?
He produced Patch Adams and starred in the television series Providence.
Is Mike Farrell also an activist?
Yes. He is associated with activism on human-rights and anti-death-penalty issues.

References

  1. Wikipediahttps://en.wikipedia.org/wiki/Mike_Farrell
    Supports: Birth name, birth date, nationality, best-known role, and acting/producing credits.
  2. TV Insiderhttps://www.tvinsider.com/people/mike-farrell/
    Supports: Birth date, birthplace, spouse information, and M*A*S*H role.
  3. IMDbhttps://www.imdb.com/name/nm0268286/bio/
    Supports: Birth name, birthplace, career notes, height, and production credit for Patch Adams.
  4. Official Mike Farrell Pagehttps://www.mikefarrell.site/
    Supports: Biographical details, early life, military service, and recognition for M*A*S*H work.
  5. The Movie Databasehttps://www.themoviedb.org/person/64811-mike-farrell?language=en-US
    Supports: Actor profile, M*A*S*H role, Patch Adams production credit, Providence role, and activist note.