Tricia Helfer, Martin Sheen talk up their voice roles in Mass Effect 2

Okay, you've probably heard by now that Mass Effect 2 has a lot of big-name voice talent. But have you SEEN them? This video trailer for BioWare's upcoming space opera features the all-star cast talking about their roles, and what it is about sci-fi (and not SyFy) that gets them so excited.

This article was originally published on Joystiq.