1951 – He was born on the 2nd day of September this year in Burbank, California, USA.
1972 – As a college student, he played quarterback for the UCLA Bruins football team in this year and 1973 and was honored with the National Football Foundation Award for all-round excellence.
1973 – In this year, he was also awarded the National Football Foundation Award for All-Round Excellence.
1974 – He graduated cum laude from UCLA in this year with a Bachelor degree in Communications.
1978 – He made his film debut in Alan J. Pakula’s movie Comes a Horseman in this year.His movie credits incluse films like The Presidio (with Sean Connery), Stealing Home (one of Mark’s favourites), Wyatt Earp and Magic over the Water.
1983 – He is most famoust with his role as Dr. Robert Caldwell on NBC’s St. Elsewhere that runs on air from this year until 1986.
1986 – He was named People magazine’s Sexiest Man Alive in this year.
1988 – Harmon is married to actress Pam Dawber, with whom he has two sons: Sean Thomas Harmon born on the 26th day of April this year and Ty Christian Harmon born on the 25th day of June, 1992.
1994 – He appeared in the TV series Chicago Hope as Dr. Jack McNeil from this year until 2000.
2000 – He was starred in the movie “For All Time” in this year, “Freaky Friday” in 2003, and “Chasing Liberty” in 2004.