Theo Rossi – born John Theodore Rossi in Staten Island, New York – studied acting at the prestigious Lee Strasberg Theater Institute in New York where he appeared in numerous theatre productions in his short time there. Since coming to Los Angeles, Theo has showcased his acting versatility, starring in a multitude of hit television shows such as Hawaii Five-O, Lost, Las Vegas, The Unit, Jericho, Bones, Without a Trace, Veronica Mars, NYPD Blue, CSI: Miami, Lie to Me and has recurred on Alcatraz, Heist, American Dreams, Grey's Anatomy and Terminator: The Sarah Connor Chronicles. His film credits include Codebreakers, House of the Dead 2: Dead Aim, Cloverfield, Red Sands, The Informers, Kill Theory and the upcoming Chris Carter film Fencewalker as well as Meth Head directed by Jane Clark.

In addition to acting, Theo has formed a production company titled "Dos Dudes Pictures," which is currently in development on numerous films and television projects. His company includes his lifelong friends and family.

Theo has also been heavily involved in the support of our men and women of the military. He is an Ambassador for The Boot Campaign, an organization that helps raise money for everything from wounded soldiers to those returning affected with Post Traumatic Stress Disorder. Throughout the off-season Theo travels to different bases to visit our military men and women on a regular basis to show his support. He has also helped in organizing the yearly Boot Ride with The Boot Campaign, giving fans a chance to spend a day riding with the SONS while raising money for our military.

He smiles way too much.