Laura Prepon

Laura Helene Prepon (born March 7, 1980) is an American actress, best known for her role as Donna Pinciotti in That '70s Show.

Prepon voiced one of the two female Marines in Halo 2, the other one being voiced by Michelle Rodriguez. The character Prepon played can be encountered during levels set in New Mombasa, Metropolis and on Delta Halo.