Instagram/David Ellison & Josh Gree Movie David Ellison pledges 30+ films yearly & 45-day theatrical windows for Paramount & Warner Bros., reassuring cinema owners at CinemaCon. April 17, 2026 AceShowbiz - David Ellison made a surprising and significant appearance at CinemaCon, the annual event for theater owners, delivering a strong message of confidence about the future of theatrical film releases under his leadership of Paramount and the soon-to-be-acquired Warner Bros.