Six months after his disappearance, Garth turns up injured in a hospital. Sam and Dean arrive separately to investigate and soon discover that their friend has undergone a startling transformation... and found others who share his condition.
| Creator | Eric Kripke |
|---|---|
| Actor | Jared Padalecki, Jensen Ackles, Misha Collins |
| Country | United States of America |
| Production | Kripke Enterprises |
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