Sarah Michelle Gellar knows more than what you did last summer, she knows she's joining Searchlight's Radio Silence sequel ...

Sarah Michelle Gellar and Elijah Wood Taylor Hill/FilmMagic ... Cronenberg, of course, is known for his filmography as a quintessential horror filmmaker, his titles include The Fly, The Shrouds ...

Also, the cast has added a couple notable names that make sense for a horror movie: Sarah Michelle Gellar and Elijah ... but also take a look at his filmography sometime. It's packed with acting ...