Conqueror Worm #20
| Series | Hellboy |
| Number | Vol. 1 #20 |
| Publisher | Dark Horse Comics, Mike Richardson |
| Date | 2001-08 |
| Type | Comic Book, Softcover |
| Language | English |
| Artist | Mike Mignola |
| Colorist | Dave Stewart |
| Cover Artist | Mike Mignola |
| Designer | Mike Mignola, Cary Grazzini |
| Editor | Scott Allie |
| Letterer | Pat Brosseau |
| Logo By | Kevin Nowlan |
| Writer | Mike Mignola |
| Published in | Canada |
| Pages | 31 |
| UPC | 7 6156898313 5 00411 |
| Notes | Issue # 4 of 4 Cover Price: $2.99 $4.50 CANADA |