Castiel's late addition to Supernatural led to his transformation from a celestial being to a funny and loyal ally to Sam and Dean. Cas's humorous missteps, like interrogating a cat and drinking a ...

One Supernatural character got stuck in a destructive loop and fans agree the writers couldn't figure out what to do with him ...

Jensen Ackles, Jared Padalecki and Misha Collins have expressed their desire to reprise their roles as Dean and Sam ...