Watch D.B. Cooper: Where Are You?! Season HD Full Free on solarmovie.do. Watch D.B. Cooper: Where Are You?! tv series online free. It follows the 50-year quest to find Cooper, the man who hijacked a Northwest Airlines passenger jet...It follows the 50-year quest to find Cooper, the man who hijacked a Northwest Airlines passenger jet in November 1971 and escaped with $200,000.