[O]nline The Flash Season 3 Episode 22 [S03E22] Full Series ((HD)) br Watch In HD br br Show: The Flash br Season number: 3 br Episode number: 22 br Air date: May 16, 2017 br Previous episode: Cause and Effect br Next episode: Finish Line br br Barry chooses to use any means necessary to save the woman he loves; The Flash turns to Captain Cold for help.