Stephen Susco is an American screenwriter, producer, and director. He is best known for writing horror films such as The Grudge, The Grudge 2, and Texas Chainsaw 3D. His directorial debut film, Unfriended: Dark Web, had its premiere at SXSW on March 9, 2018.

The Grudge is a 2004 American supernatural horror film directed by Takashi Shimizu, written by Stephen Susco, and produced by Sam Raimi, Robert Tapert, and Takashige Ichise. A remake of Shimizu's 2002 Japanese horror film Ju-On: The Grudge, it is the first installment in The Grudge film series. It stars Sarah Michelle Gellar, Jason Behr, KaDee Strickland, Clea DuVall, and Bill Pullman. Takako Fuji, Yuya Ozeki, and Takashi Matsuyama portray the characters Kayako Saeki, Toshio Saeki, and Takeo Saeki from the original films. The plot is told through a nonlinear sequence of events and includes several intersecting subplots.