Mercy (2014 film)
Mercy is a 2014 American supernatural horror film written by Matt Greenberg, directed by Peter Cornwell, and starring Frances O'Connor, Shirley Knight, Chandler Riggs, Joel Courtney, Dylan McDermott and Mark Duplass. It is loosely based on the 1984 short story "Gramma" by Stephen King. It was produced by Jason Blum for his Blumhouse Productions banner and McG. The film was released straight to video by Universal Pictures Home Entertainment on October 7, 2014. Plot. A single mother (Frances O’Connor) and her two children George (Chandler Riggs) and Buddy (Joel Courtney) go to help take care of their  grandmother (Shirley Knight) who has mystical powers. Production. On October 25, 2012, it was announced Peter Cornwell would direct the film from a script by Matt Greenberg, and that Frances O'Connor had been attached to star. On November 30, 2012, it was reported Chandler Riggs had joined the cast of the film, opposite Joel Courtney in the lead roles. Release. The film was released on video on demand, DVD and Blu-ray by Universal Pictures Home Entertainment on October 7, 2014.