Watch Arrow Season 4 Episode 22 Full Episode Online for Free in HD @ http://tvseriesstream.site/tv-show-online/arrow-1412/season-4/episode-22 <br /> <br />Air Date : May 18th, 2016 <br />Season Number : 4 <br />Episode Number : 22 <br />Episode Name : Lost in the Flood <br />Guest Stars : Neal McDonough, Echo Kellum, Tom Amandes <br />Networks : The CW <br />Genres : Action, Adventure, Crime, Drama, Mystery, Science Fiction <br /> <br />Storyline: <br />Following the shocking events in the previous episode, Oliver and Diggle race to rescue Thea, while Felicity, Curtis and Noah join together to stop Darhk. <br /> <br />Casts: <br />Paul Blackthorne, Emily Bett Rickards, Willa Holland, John Barrowman, Stephen Amell, David Ramsey, Katie Cassidy
