Classic TV star Tim Considine has passed away. His son shared the sad news today. He told The Hollywood Reporter that Considine died on March 3 but did not provide a cause of death. He lived to be 81.

My Three Sons and Disney star Tim Considine has died

Tim Considine was born in 1940 and started out as a child actor. He starred in The Adventures of Spin and Marty and several of The Hardy Boys series in the 1950s, in addition to The Mickey Mouse Club, Disneyland, and the 1959 Disney film The Shaggy Dog.

But his best-known work probably came on My Three Sons. He played the eldest son "Mike Douglas" and was an original cast member from 1960 to 1965. The popular Fred MacMurray series aired until 1972.

Tim Considine (middle) from My Three Sons has passed away

Considine's acting career slowed after My Three Sons. He had guest roles on Bonanza and Gunsmoke, among others, and was actually one of the soldiers famously slapped in the war film Patton. He had only a handful of roles after the 1970s.

Also interesting:

Tim Considine later became an automotive historian and was honoured as a "Disney Legend" in 2006. He was married twice and is survived by his longtime wife Willett and their son, per The Hollywood Reporter.

Classic TV fans won't soon forget him. Rest in peace, Tim.