The Flash 4×23 Inside “We Are The Flash” Season 4 Episode 23 Inside Season Finale

The Flash 4×23 “We Are The Flash” Season 4 Episode 23 Inside (Season Finale) – SEASON FINALE — Team Flash gets help from a surprising ally in their battle against DeVoe (Neil Sandilands). David McWhirter directed the episode written by Todd Helbing & Eric Wallace (#423). Original airdate 5/22/2018.