Dean and Sam arrive in a town checking up a report of a mysterious death, and stop at a realtor's open house barbecue. Sam meets the realtor's son Matt, who is fascinated with bugs. Soon the town is invaded by swarms of deadly bugs, and there may be no way out.
Elenco: Jensen Ackles , Jared Padalecki , Misha Collins , Alexander Calvert , Mark Pellegrino , Mark Sheppard , Alona Tal , Candice Accola , Felicia Day , Genevieve Padalecki , Jeffrey Dean Morgan , Julie McNiven , Katie Cassidy , Lauren Cohan , Osric Chau , Richard Speight Jr. , Rob Benedict , Samantha Ferris , Ty Olsson .