A Lookback Of Every Characters In The Big Bang Theory. Who Is Your Favorite?

Margo Harshman as Alex Jensen

Margo Harshman who played as Alex Jensen is Sheldon’s assistant and a doctoral student at Caltech. However, she’s probably best recognized as Tawny Dean from Disney Channel’s epic series Even Stevens most recently though fans would know her as Delilah Fielding, McGee’s paraplegic wife from NCIS.

Margo Harshman As Alex Jensen