Mark Feuerstein is from New York City. He attended high school at the Dalton School, and was on the wrestling team. After, he went to Princeton University, followed by the London Academy of Music and Dramatic Art and L'Ecole Phillipe in France.

You may recognize Mark from his roles in Caroline in the City, Fired up, Conrad Bloom, 20 Days, The Muse, What Women Want, Practical Magic, Once and Again, In Her Shoes, Good Morning Miami, 3 lbs, Defiance, Knucklehead, Love Shack, and Royal Pains.

He has also guest appeared in Sex and the City, Ally McBeal, The Last Comic Standing, The Closer, Law & Order, Shark, On the Lot, and WWE Raw.

In 2003, he made People magazine's list of "50 Most Beautiful People".