This used to be available from the Zombie Astronaut
's page, but it looks like his site's undergoing some surgery... So I thought I'd share the wealth a bit. "The Peoria Plague" is a fine radio drama from the early 70s - a living dead tale done "War of the Worlds" style. So if you're a fan of Old Time Radio & Romero movies, this is definitely worth a listen.
Get it here.