A supernatural slasher film like no other, Fabrice Zaphiratos’ French-US co-production, “Blood Beat,” applies an arthouse aesthetic to its American regional cinema stylings, resulting in a dreamy and haunting atmosphere to compliment the bloodletting and outrageous twists. A supernatural slasher film like no other, Fabrice Zaphiratos’ French-US co-production, “Blood Beat,” applies an arthouse aesthetic to its American regional cinema stylings, resulting in a dreamy and haunting atmosphere to compliment the bloodletting and outrageous twists.