With Darby Stanchfield, Connor Jessup, Emilia Jones, Jackson Robert Scott. Locke and Key is based on the graphic novel by Joe Hill who is also the son of American author Stephen King. Nineteen-year-old actor Griffin Gluck plays series regular Gabe, a new boarding student at Matheson Academy who befriends Kinsey Locke. Griffin Gluck as Gabe. Created by Meredith Averill, Carlton Cuse, Aron Eli Coleite. After their father is murdered under mysterious circumstances, the three Locke siblings and their mother move into their ancestral home, Keyhouse, which they discover is full of magical keys that may be connected to their father's death. Griffin has appeared in numerous TV shows and movies over the years, most notably Netflix’s American Vandal, Private Practice, Red Band Society and as Jennifer Aniston’s son Michael in Just Go With It alongside Adam Sandler and Bailey Madison. Griffin has appeared in numerous TV shows and movies over the years, most notably Netflix’s American Vandal, Private Practice, Red Band Society and as Jennifer Aniston’s son Michael in Just Go With It alongside Adam Sandler and Bailey Madison. Griffin will play Gabe, a new boarding student at Matheson Academy who befriends Kinsey Locke. Who plays Gabe in Locke & Key? Petrice Jones as Scot. 9 / 0. Locke & Key (TV Series 2020– ) cast and crew credits, including actors, actresses, directors, writers and more. His most notable TV performances include starring roles in Red Band Society, Private Practice and the Netflix mockumentary series American Vandal. … Locke and Key actors – the latest comic book adaptation from Netflix tells the tale of three siblings and magical set of keys - Griffin Gluck. Griffin will play Gabe, a new boarding student at Matheson Academy who befriends Kinsey Locke.