Here's all you need to know. Who plays Cortana in Halo Season 2? While Jen Taylor continues to voice Cortana from season 1 and the games, Christina Bennington has been cast to physically portray her.

Going into Season 2 of the Halo show ... "The original Season 1 Cortana was a fully CG character. It was not based on an actor," executive producer Kiki Wolfkill told GameSpot.