Garth Ennis has been writing comics since 1989. Credits include Preacher, The Boys (both adapted for TV), Hitman and successful runs on The Punisher and Fury for Marvel Comics. He is particularly known for his war comics, including War Stories, Battlefields, Out of the Blue, Sara, and a recent revival of the classic British series Johnny Red. Originally from Northern Ireland, Ennis now lives in New York City with his wife, Ruth.

PJ Holden is a Belfast-based comic artist. Best known for his work for 2000AD on Judge Dredd, over the last twenty years he's also drawn Rogue Trooper, Robocop/Terminator, James Bond: M, World of Tanks, and Battlefields. He is the co-creator of Dept. of Monsterology and Numbercruncher. He is married to Annette and has two children, Thomas and Nathan.

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Rob Steen has lettered comics for all major comic book companies. He is also the illustrator of the children's book series Flanimals, written by Ricky Gervais, and Erf, written by Garth Ennis.