Tessa Lynne Thompson (born October 3, 1983) is an American actress. Thompson was born in Los Angeles, California. She attended Santa Monica High School and was in many high school theatre productions. She is known as Jackie Cook on Veronica Mars, having being a series regular for the show's second season. She has also guest starred on Cold Case and was an active member of the Colony Theater of Burbank, California. She guest-starred as Camille, Dr. Webber's niece, on Grey's Anatomy. She was a part of the cast on the CW`s short-lived drama Hidden Palms as Nikki.