Real-Life Relative: Vanessa Britting, then-girlfriend (now wife) of David Krumholtz makes an appearance as Harper Simms.
http://tvtropes.org/pmwiki/pmwiki.php/Trivia/Numb3rsS04E08
Go To
http://tvtropes.org/pmwiki/pmwiki.php/Trivia/Numb3rsS04E08
Go To
Real-Life Relative: Vanessa Britting, then-girlfriend (now wife) of David Krumholtz makes an appearance as Harper Simms.