After the massacre at the ranch, Dean, Sam, and Castiel double their efforts to find a cure for the Mark of Cain. Desperate, Castiel comes up with an idea that Sam deems the single worst idea he's ever heard. Meanwhile, Rowena continues to plot against Crowley.
| Creator | Eric Kripke |
|---|---|
| Actor | Jared Padalecki, Jensen Ackles, Misha Collins |
| Country | United States of America |
| Production | Kripke Enterprises |