- Previous episode S01E18 - All-Star Team-Up
- Number S01E19
- Director Wendey Stanzler
- Writers Cortney Norris, Ray Utarnachitt
Who Is Harrison Wells?
Joe and Cisco head to Starling City to continue their investigation of Dr. Wells. While in town, the duo enlists the help of Captain Lance, and Cisco meets the Black Canary, who asks him for a favor. Meanwhile, back in Central City, Barry races to catch a meta-human named Hannibal Bates who can transform himself into every person he touches – which includes Eddie, Iris, Caitlin and even The Flash.