Alan Alda (born Alphonso Joseph D'Abruzzo; January 28, 1936) is an American actor, director, screenwriter, and author. A six-time Emmy Award and Golden Globe Award winner, he is widely known for his roles as Captain Hawkeye Pierce in the TV series M*A*S*H (1972–1983).

In early 1972, Alda auditioned for and was selected to play the role of Hawkeye Pierce in the TV adaptation of the 1970 film MASH. He was nominated for 21 Emmy Awards, and won five. He took part in writing 19 episodes, including the 1983 2½-hour series finale Goodbye, Farewell and Amen, which was also the 32nd episode he directed. It remains the single most-watched episode of any American broadcast network television series. Alda is the only series regular to appear in all 251 episodes.

Margaret "Hot Lips" Houlihan appeared in 243 episodes.

Max Klinger appeared in 219 episodes.

Father Mulcahy appeared in 218 episodes.

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