Lobster Johnson.
Mignola, Mikeauthor,creator.
Arcudi, Johnauthor.
Zonjić, Tončiartist.
Stewart, Davecolourist.
Robins, Clem,1955-letterer.
Allie, Scotteditor.
Dark Horse Comics
"August 2014."
"20 years of Hellboy"--Cover.
"Number 20 in a series".