Directed by Ben Hernandez Bray   Written by Jerry Siegel   Joe Shuster   Greg Berlanti   Ali Adler   Andrew Kreisberg   Katie Rose Rogers   Brooke Pohl   Gabriel Llanas   Eric Carrasco   Daniel Beaty   Aadrita Mukerji   Jessica Kardos   Cast Melissa Benoist ... Kara Danvers / Supergirl / Snowbird Mehcad Brooks ... James Olsen Chyler Leigh ... Alex Danvers Katie McGrath ... Lena Luthor Jesse Rath ... Querl Dox / Brainiac-5 Sam Witwer ... Ben Lockwood Nicole Maines ... Nia Nal (credit only) April Parker Jones ... Colonel Lauren Haley David Harewood ... J'onn J'onzz / Martian Manhunter Carl Lumbly ... M'yrnn J'onzz Brenda Strong ... Lillian Luthor Azie Tesfai ... Kelly Olsen Andrea Brooks ... Eve Teschmacher Graham Verchere ... George Lockwood Jill Morrison ... Bitsie Teschmacher Donna Benedicto ... DEO Agent Françoise Robertson ... Sarah Walker (as Francoise Robertson) Karin Konoval ... Senator Granberry Bruce Boxleitner ... President Baker Sunny Chen ... Passerby Jaymee Mak ... MacKenzie Uncredited Cast Chelsea Thompson ... Goldie Alien Produced by Greg Berlanti   Saray D. Guidetti   Dana Horgan   Jennifer Lence   Gabriel Llanas   Carl Ogawa   Chris Pavoni   Jessica Queller   Robert L. Rovner   Sarah Schechter   Derek Simon   Lindsay Sturman   Jesse Warn   Joanie L. Woehler   Rob Wright   Original Music by Daniel James Chan   Blake Neely

Additional Info Premiere: March 31, 2019 DVD Release: September 17, 2019 Blu-ray Release: September 17, 2019 Country: Distributor: Warner Brother Studios Websites: Production Companies Berlanti Productions Warner Bros. Television Distributors CBS   (2015-2016) (USA) (TV) (season 1) The CW Network (The CW)   (2016-) (USA) (TV) (season 2-) HBO Max   (2020) (USA) (video) (VOD) Studio Distribution Services (SDS)   (2021-2022) (USA) (Blu-ray) (through) Studio Distribution Services (SDS)   (2021-2022) (USA) (DVD) (through) Warner Bros. Home Entertainment   (2017-2022) (USA) (Blu-ray) Warner Bros. Home Entertainment   (2017-2022) (USA) (DVD) Warner Home Video   (2016-2022) (USA) (Blu-ray) Warner Home Video   (2016-2022) (USA) (DVD) Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #1,397 / 21,054 Site Ranking