This article or section contains spoilers for unaired episode(s). Read at your own discretion. Once the episode in question has aired, this tag may be removed.
Atomic Monsters is the 4th episode of Season 15. It will air on October 31, 2019.
- Steven Allerick as Cal
Featured Supernatural BeingsEdit
- This is the second episode of Supernatural to air on Halloween (October 31) with Blood Brother being the first one.
Behind the ScenesEdit
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