Duration: 42m

TV-14 7.3 Action / Sci-Fi / Crime / Drama / Adventure

Arrow S4E20

As Oliver and Felicity search for a way to defeat Darhk, Diggle pursues his brother while Thea faces her own challenges.

Release Date: May 4, 2016 (USA)

Creator: Marc Guggenheim, Andrew Kreisberg & Greg Berlanti

Cast: Stephen Amell, David Ramsey, Emily Bett Rickards, Katie Cassidy, Paul Blackthorne, Willa Holland, Rick Gonzalez, Colton Haynes, John Barrowman