<P> She has appeared in The Big Bang Theory as Alex Jensen , the assistant of Sheldon Cooper , and in NCIS as Delilah Fielding , a wheelchair - bound analyst at the US Depertment of Defense and the wife of Timothy McGee . Harshman starred on the short - lived TV shows Run of the House and Center of the Universe . Her movie appearances include Sorority Row and College Road Trip . </P>
<P> She has appeared in The Big Bang Theory as Alex Jensen , the assistant of Sheldon Cooper , and in NCIS as Delilah Fielding , a wheelchair - bound analyst at the US Depertment of Defense and the wife of Timothy McGee . Harshman starred on the short - lived TV shows Run of the House and Center of the Universe . Her movie appearances include Sorority Row and College Road Trip . </P>
who plays tim mcgee 's girlfriend on ncis
who plays tim mcgee 's girlfriend on ncis
Harshman
Harshman