But now I feel off the grid. I feel that I am not part of the culture. And because I don't have a car I don't really go anywhere to buy things. In fact, I have been in a slow process of selling and giving away everything I own.

The youngest of six children he has four sisters Andrea Colette Elise and Theresa and a brother Nathan. Personal life
Kartheiser dated his The Hairy Bird co-star Rachael Leigh Cook for four months in 1998. Kartheiser later landed a regular role on the supernatural drama series Angel in 2002.