Margo Cathleen Harshman is an American actress, best known for her role as Tawny Dean on Even Stevens. On House, M.D., she portrayed Melissa, the girlfriend of Will Westwood in the Season 8 episode Love is Blind.
Harshman has been acting since the age of 9 and has had featured roles in Run of the House, The Adventures of Big Handsome Guy and His Little Friend, Simon Says, Hiding Victoria, Judy's Got a Gun, Rise, College Road Trip, Keith, From Within, Legacy, Extreme Movie, Fired Up!, Sorority Row, Bent and The Big Bang Theory.
- Appeared with Wendy Makkena, Alanna Ubach and Kovar McClure on NCIS
- Appeared with Tyson Ritter on Betas
- Appeared with Nicholas D'Agosto and Smith Cho in Fired Up!
- Appeared with Nicholas D'Agosto in Extreme Movie
- Appeared with John Larroquette and Candice Bergen on Boston Legal
- Appeared with Thomas Dekker in From Within
- Appeared with Ignacio Serricchio, Jennifer Grey and Michael O'Keefe in Keith
- Appeared with Cameron Richardson, Allan Rich and Samantha Shelton in Rise
- Appeared with Bailee Madison and Michael Michele in Judy's Got a Gun
- Appeared with Faith Prince on Grey's Anatomy
- Appeared with A.J. Trauth on Even Stevens
- Appeared with John Larroquette in Recipe for Disaster