For some, power grid failures, nuclear disasters, earthquakes, shooting sprees, tsunamis, suicide bombers, and nose diving economies around the globe are more than just "ripped from the headline" news stories. They're cataclysmic events that require serious preparation and bold actions to create the ultimate safe destination. "DOOMSDAY BUNKERS" pulls back the curtain on advanced and secretive underground bunkers -- impenetrable safety zones - that feature the ultimate in security, comfort, and cutting edge design and technology.

Sam and Dean investigate after a ballerina dances herself to death, and their probe reveals that the ballet slippers the victim wore are cursed. When Dean accidentally touches them, the curse takes hold of him.

Kate returns to work and mediates a case between a corporation and former employee whose granddaughter claims he was exposed to harmful chemicals.

Watch the story of history's greatest gladiator unfold with graphic violence and explicit sex. This is Spartacus.