Born in Texas, M.G. Wheaton worked in a computer factory before getting his start as a writer for such movie magazines as Total Film, Fangoria, Shivers, SFX and several others. After leaving journalism, Wheaton worked as a writer for video games, comic books, and movies, including writing scripts for New Line, Sony, Universal, Miramax, HBO, A&E, Syfy, Legende, Disney Channel, and others while working with filmmakers such as Sam Raimi, Michael Bay, Steven Soderbergh, George Tillman, Gavin O'Connor, Janusz Kaminski, and Clark Johnson.