Cast: Deanna Russo

Deanna Russo stars in NBC's updated new drama series "Knight Rider" as Sarah Graiman, childhood best friend and one-time girlfriend of Mike Traceur (Justin Bruening), son of Michael Knight.

Russo is best known for her role as Dr. Logan Armstrong on the "The Young and the Restless." She has guest-starred on "N.C.I.S.," "How I Met Your Mother," "Charmed," "CSI" and "CSI: NY." Her feature-film credits include "Ghost Voyage," "Dirt on Leaves," "Believers" and "Rest Stop."

Russo's talent isn't only limited to in front of the camera. She co-produced "Underground," a top-rated cable program that promotes alternative television. Most recently, she has produced and directed the film "Taste of Kream," which was shown in London, San Francisco, Beverly Hills, Florida and won "Best in Category" in the New Orleans Film Festival.

In addition, Russo's theatre credits include "Closer," "Macbeth" and "Chamber Music."

Russo enjoys sports, horseback riding, dance and singing and currently resides in Los Angeles. Her birthday is October 17.