Background
Dunstan was born in Macomb, Illinois.
Dunstan was born in Macomb, Illinois.
University of Iowa.
Dunstan has since written the screenplays for Feast, Feast 2: Sloppy Seconds, Feast 3: The Happy Finish, The Collector, Saw IV, Saw V, Saw VI, and Saw 3D, and in some cases, making cameo appearances in those films as well. He spent his formative years working in movie theaters and studying film at the University of Iowa. While in college Dunstan experimented with 16mm film often using himself as the guinea pig in poorly executed stunts that left him dragging behind a car, the target of flying knives, and thrice being set on fire.
He holds the record for spilling the most fake blood ever in a student film.
Since moving to Los Angeles in 1999, Dunstan toiled in several odd jobs including a retirement home, an Optometry clinic, and a video store while spending his nights writing on a borrowed computer from fellow screenwriter, Patrick Melton. The film starred Krista Allen and Eric Dane, and was produced by Dimension Films and Neo Art & Logic.
Dunstan has written the screenplays for Feast, Feast 2: Sloppy Seconds, Feast 3: The Happy Finish, The Collector, Saw IV, Saw V, Saw VI, and Saw 3D. He is also in pre-production and post-production for several of his other screenplays. In addition to writing the screenplay for The Collector, he directed the film.
He also directed the sequel to The Collector, titled The Collection.
The film, produced by Liddell Entertainment and Fortress Features, began filming in January 2011. He, Melton and Stephen Romano co-wrote the thriller novel Black Light - Don"t Look Too Deep, which will published on October 5, 2011 over Mulholland Books as hardcover. The novel will adapt in a feature film written by Patrick Melton and Dunston, under the direction of Stephen Romano, Michael De Luca will produce for Warner Brothers
Dunstan co-wrote with Patrick Melton the 11th Film of the Halloween Franchise.