|The Big Bang Theory Staff|
|Birthday||March 4, 1986|
|First Episode||The Higgs Boson Observation|
|All of the Big Bang Theory Staff|
Born Margo Cathleen Harshman on March 4, 1986 in , Margo is the fourth of five children (she has two older sisters, an older brother and a younger brother). She lived in , and attended school there, until she moved to at the age of 12. She completed her studies at , followed by . She used to play for eight years before quitting to pursue a career in . She currently resides in .
Her mother is Janelle Harshman and she is related to former professional , Jack Harshman and former coach, Marv Harshman.
Margo began her career at the age of two by entering . Throughout her , she was involved with and and learned to play the . She met her first manager and began acting when she was 8. Among her works are in movies such as Keith (opposite '), College Road Trip (opposite fellow Disney Channel stars, ' and '), Sorority Row (opposite , Briana Evigan, Jamie Chung and Audrina Patridge), and her latest movie for the year 2012, entitled Mentryville. Margo also appeared on television shows such as ', ', ', ', ', ', and '. She was cast as a series regular on ', Bent, and Run of The House. Her most prominent role was on the show Even Stevens as Tawny Dean, one of the best friends of the main character of the show, Louis Stevens (played by '), and she reprized her role on the movie made based on the show, . Her work on Even Stevens landed her with two nominations on the in 2004.
She currently has a recurring role on ' as Delilah Fielding, the love interest of NCIS Special Agent (played by ).