Rachel Bilson (born August 25, 1981) is an American actress that portrays Cindy, student and a former roommate of the Mother. She's best known for her role as Summer Roberts on the prime time drama series The O.C..
Born and raised in Los Angeles, Rachel Bilson began acting while still at Notre Dame High School. She graduated high school in 1999 and went to Grossmont College but dropped out after a year and was encouraged to pursue a career in acting by her father, Danny Bilson.
She worked in commercials and landed a few one-off roles in high profile TV shows before landing the part of Summer Roberts in the hit TV series The O.C. (2003).