Nathan Fillion Says Firefly Animated Series In Development With Co-Stars Set To Reprise Roles; Concept Art Revealed

EXCLUSIVE: Firefly fans are in for a treat. Nathan Fillion has just revealed at Awesome Con that an animated Firefly series is in advanced development based on the beloved cult sci-fi franchise-and Deadline has the details. Fillion spoke on a panel at the Washington, D.C. event and live taping of his Once We Were Spacemen []