J. T. Petty is an American filmmaker and video game writer. Petty's film and short novels contain elements of the horror genre. As writer for the Ubisoft video games Tom Clancy's Splinter Cell and its sequel Tom Clancy's Splinter Cell: Pandora Tomorrow, Petty created the character Sam Fisher. He also wrote the survival horror games Outlast, Outlast 2 and The Outlast Trials.