Justin Martinez is an American film director, cinematographer, visual effects artist, writer and producer. He is a co-creator of Radio Silence, known for their work on the films V/H/S, Devil's Due, and Southbound.

V/H/S is a 2012 American found footage horror anthology film and the first installment in the V/H/S franchise created by Brad Miska and Bloody Disgusting and produced by Miska and Roxanne Benjamin. It features a series of found footage shorts written and directed by Adam Wingard, David Bruckner, Ti West, Glenn McQuaid, Joe Swanberg, and the filmmaking collective Radio Silence.