Directed by Glen Winter   Written by Greg Berlanti   Marc Guggenheim   Andrew Kreisberg   Marv Wolfman   Rebecca Bellotto   Cast Stephen Amell ... Oliver Queen / Spectre / Green Arrow David Ramsey ... John Diggle Rick Gonzalez ... Rene Ramirez (credit only) Juliana Harkavy ... Dinah Drake (credit only) Katherine McNamara ... Mia Smoak (credit only) Ben Lewis ... William Clayton (credit only) Joseph David-Jones ... Connor Hawke (credit only) LaMonica Garrett ... Mar Novu / The Monitor / Anti-Monitor Katie Cassidy ... Laurel Lance Jon Cryer ... Lex Luthor Grant Gustin ... Barry Allen / The Flash Caity Lotz ... Sara Lance / White Canary Brandon Routh ... Ray Palmer / The Atom Tyler Hoechlin ... Clark Kent / Superman David Harewood ... J'onn J'onzz / Martian Manhunter Elizabeth Tulloch ... Lois Lane Ruby Rose ... Kate Kane / Batwoman Melissa Benoist ... Kara Danvers / Supergirl Osric Chau ... Ryan Choi Stephen Lobo ... Jim Corrigan Melanie Merkosky ... Xneen Novu Ezra Miller ... The Flash Produced by Oscar Balderrama   James Bamford   Greg Berlanti   Jill Blankenship   Marc Guggenheim   Deric A. Hughes   Onalee Hunter   Jennifer Lence   Jordan Menn   Carl Ogawa   Emilio Ortega Aldrich   Todd Pittson   Benjamin Raab   Sarah Schechter   Beth Schwartz   Original Music by Nathaniel Blume   Daniel James Chan   Sherri Chung   Blake Neely

Additional Info Premiere: January 14, 2020 DVD Release: April 28, 2020 Blu-ray Release: April 28, 2020 Country: Distributor: Warner Brother Studios Websites: Production Companies Berlanti Productions DC Entertainment Warner Bros. Television Distributors Warner Bros. Television   (2012) (World-wide) The CW Network (The CW)   (2012) (United States) (TV) HBO Max   (2020) (United States) (VOD) (video) Warner Home Video   (2013) (United States) (complete first season) (Blu-ray) Warner Home Video   (2013) (United States) (complete first season) (DVD) Warner Home Video   (2014) (United States) (complete second season) (Blu-ray) Warner Home Video   (2014) (United States) (complete second season) (DVD) Filming Locations British Columbia, Canada Vancouver, British Columbia, Canada Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #376 / 21,015 Site Ranking