Cook's art has appeared in the ABC Warriors and Judge Dredd, as Asylum (written by Rob Williams) and Dead Men Walking (written by David Bishop).

In 2005, Cook graduated to regular work on the flagship story on 2000 AD, Judge Dredd, mostly to scripts by Gordon Rennie and Simon Spurrier.

Boo Cook started and contributed to the 2000AD Online Charity Auction.

Cook has also been providing the art for the latest Judge Anderson stories by Alan Grant, and providing cover artwork on titles such as Marvel's X-Factor, the Elephantmen: War Toys prequel mini-series, and subsequently, the interior art for Elephantmen #21.

Cover work includes: In 2010 Boo Cook provided the artwork for the debut album of British Alt Rock band The Longest Day