Meghan Markle and Kellan Lutz join the cast

The West Beverly Hills High student body is growing every day.

Meghan Markle and Kellan Lutz are the latest two actors to join the swelling cast of the CW's "90210," according to The Hollywood Reporter.

Markle, 26, will play the school's sexy vixen who gets by on her looks. The actress might be familar to some as the model for Case #24 on "Deal or No Deal." She's also landed a potential recurring role as Sadie Valencia, the spoiled daughter of guest star Treat Williams' character on the upcoming ABC drama pilot "Good Behavior."

Lutz, 23, will play star lacrosse player George Evans, who comes from a well-to-do family. The actor next appears in HBO's upcoming miniseries "Generation Kill." His film credits include "Stick It," "Accepted," "Prom Night" and the upcoming adaptation of the young adult vampire book series "Twilight."