American actor
Younger brother of actor Sean Astin.
Son of Patty Duke and John Astin.
Was accepted to Johns Hopkins University, but did not enroll.
Brother-in-law of producer Christine Astin.
Uncle of actress Ali Astin , Elizabeth Louise Astin and Isabella Louise Astin.
Dominic Monaghan was his roommate for a while. Mackenzie later made a guest appearance on Dominics TV show, "Lost" .
Nephew of Ray Duke.
Has three other half brothers: David, Allen and Tom
Lost the top part of his right ear in a car accident.
Writes, makes and stars in his own Super 8 films.
He is of English, Irish, Scottish, and German descent.
He and his brother Sean both guest starred in Season 9 of N.C.I.S. Mackenzie was in the episode "Life Before His Eyes" and Sean was in "The Tell".
Guns are evil! And very little good comes from the availability of a,bullet designed to kill human beings!,When I am working it is up early and coffee and 15 hours of being on the,set. When I am not working, it is up late and coffee, golf or softball,and hopefully a ball game on the television.
There is a healthy fraternal rivalry, but nothing serious and we both,have been looking for a project to do together. I guess he may direct,me in a project some day.
And it is easy to believe you are not good enough if you listen to,everybody else.
I think I would have a better time writing films rather than directing.
I started at the age of 8 and have been lucky to be still working.
There are a couple of teachers I have had without whose influence I,would not be as happy with who I am.
It is important to make the fans that support me feel supported.
You never get every job you want.
When I was eight years old I went to visit my brother who was working on,a movie of the week with my mother and I saw how much fun he was having,and I decided I wanted to try it too.
I still have not given up the idea of becoming a journalist, but at 17 I,decided to follow my heart and stay in Los Angeles with my girlfriend,as opposed to going to Johns Hopkins. .
