Where you may have seen her: CBS' "Numb3rs" and NBC's "Heroes"
Dianna on Quinn: Quinn is dating Finn. Of course, shes very religious. Shes the captain of the cheerleading squad. Shes the captain of the celibacy club. Shes got all these things that are her. She can be so evil, but you come to realize theres a lot going on with her."
On why "Glee" is better than your average teen drama: "What I really like about all of these characters is that youre not the cool kid or the dork or the mean girl. There are so many shades to all of us, and thats really starting to unfold.