Olivia Wilde

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Olivia Jane Cockburn, better known by her screen name Olivia Wilde (born March 10, 1984 in New York City, New York), portrays the mysterious fellow, Number 13, whom House manipulated Cuddy into hiring in Season 4.

Despite having fewer credits than the other two actors who were hired in Season 4, she has received considerably more exposure in television and film, starting her career in 2003 with six episodes of Skin. She also managed to win a supporting role in The Girl Next Door after being on set in another capacity for over a month. She would be well known to House, appearing in 13 episodes of one of his favorite programs The O.C. Just before joining the cast of House, she appeared as Jenny Reilly in The Black Donnellys. In addition, she has become a regular fixture on Maxim's 100 Sexiest Women In The World and in 2009 finished #1.

Watch for Wilde in 2011's Tron Legacy.

Her parents Andrew and Leslie were the writers and co-producers of The Peacemaker starring George Clooney and Nicole Kidman.