Nathan Fillion joins the Slither Cast

According to CHUD, Nathan Fillion, the Firefly/Serenity star, will be joing the Slither cast. The actor would join Gregg Henry, Michael Rooker, Elizabeth Banks, and Rheagan Wallace.

Slither revolves around an alien plague that infects a small town, setting a local (Rooker) on a murderous spree. His wife (Banks) teams up with an old flame to combat the situation.