Justin has written hundreds of comics and graphic novels for some of the most iconic publishers in the industry, including Marvel, DC, Image and Dark Horse. He has created dozens of characters and intellectual properties for print and other media. The film adaptation of Random Acts of Violence, based on the comic of the same name by Jimmy Palmiotti and Justin Gray is set for theatrical released in 2019. In 2018 he contributed to the Where We Live: Las Vegas Shooting Benefit Anthology. 100% of the proceeds of that anthology are donated to Route 91 Strong, a non-profit organization.
Justin has worked as an advocate for victims of crime, a chef, a fossil hunter and a micro-photographer specializing in prehistoric insects and plants trapped in amber. Yes, like Jurassic Park. He has given seminars and exhibitions on the cleaning, mining, and identification of prehistoric insects for both the American Museum of Natural History and the Smithsonian.