1955
| Series | Hellboy and the B.P.R.D. |
| Publisher | Dark Horse Books, Mike Richardson |
| Date | 2018-06 |
| Type | Graphic Novel, Trade Paperback |
| Language | English |
| Artist | Shawn Martinbrough, Brian Churilla |
| Assistant Editor | Katii O'Brien |
| Colorist | Dave Stewart |
| Cover Artist | Paolo Rivera |
| Designer | Patrick Satterfield |
| Editor | Scott Allie |
| Inker | Joe Rivera |
| Letterer | Clem Robins |
| Penciler | Paolo Rivera |
| Writer | Mike Mignola, Chris Roberson |
| Genre | Horror |
| Published in | Milwaukee, OR |
| ISBN | 978-1-50670-531-6 |
| Notes | First edition Secret Nature, art by Shawn Martinbrough. Occult Intelligence, art by Brian Churilla. Burning Season, pencils by Paolo Rivera, inks by Joe Rivera. Chapter break art by Paolo Rivera, Shawn Martinbrough & Dave Stewart. |
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