John Coulthart lives in Manchester, England and divides his time as as an illustrator, comic artist, CD and book designer. Since 1989 he has worked with Savoy Books on David Britton's controversial Lord Horror comic series and more recently has been responsible for the packaging of their new line of prestigious book reprints. His adaptations of H.P. Lovecraft stories were collected as The Haunter of the Dark and other Grotesque Visions by Oneiros Books in 1999. Future projects include Savoy's illustrated edition of The House on the Borderland by William Hope Hodgson, Luvkraft vs Kthulhu, an illustrated novella by Grant Morrison and The Soul, a comic series with Alan Moore.

John's art appears in Graphic Classics: H.P. Lovecraft, Graphic Classics: Edgar Allan Poe, and he adapted An Occurrence at Owl Creek Bridge for Graphic Classics: Ambrose Bierce.