Greg Lamberson

He is known for writing novels such as Johnny Gruesome and the series The Jake Helman Files, and for directing the 1988 film Slime City.

Having studied filmmaking at the School of Visual Arts in Manhattan, his first appearance in a film was an uncredited role in the 1987 horror comedy I Was a Teenage Zombie.

In 2010, Lamberson directed Slime City Massacre, a semi-sequel to his feature directorial debut.

In 2002, he published Personal Demons the first of his series The Jake Helman Files, which features a former NYPD detective turned private investigator who encounters supernatural phenomena.

[8][9] He has since written and published five books in total in the series, with the most recent entry being Storm Demon in 2013.