The Flash Season 3, Episode 22 Infantino Street Drama IMDB 7.8 Country United States Duration 44 min Air Date 2017-05-16 Actors Grant Gustin (Barry Allen / The Flash) Candice Patton (Iris West-Allen) Danielle Panabaker (Khione) Danielle Nicolet (Cecile Horton) Kayla Compton (Allegra Garcia) Brandon McKnight (Chester P. Runk) Jon Cor (Mark Blaine / Chillblaine) Overview With only 24 hours left until Savitar murders Iris, Barry struggles to save the woman he loves and makes the choice to use any means necessary to do so. Realizing he has one option left to save her, The Flash turns to Captain Cold for help.