Directed by Jesse Warn   Written by Jerry Siegel   Joe Shuster   Greg Berlanti   Ali Adler   Andrew Kreisberg   Gabriel Llanas   Aadrita Mukerji   Robert L. Rovner   Jessica Queller   Eric Carrasco   Daniel Beaty   Katie Rose Rogers   Jessica Kardos   Cast Melissa Benoist ... Kara Danvers / Supergirl Mehcad Brooks ... James Olsen Chyler Leigh ... Alex Danvers Katie McGrath ... Lena Luthor Jesse Rath ... Querl Dox / Brainiac-5 Sam Witwer ... Agent Liberty Nicole Maines ... Nia Nal David Harewood ... J'onn J'onzz Lynda Carter ... President Olivia Marsdin Brenda Strong ... Lillian Luthor Rhona Mitra ... Mercy Graves Robert Baker ... Otis Graves Tiya Sircar ... Fiona Byrne Anthony Konechny ... Raymond Jensen Vincent Gale ... Dr. Vose Cardi Wong ... Kesse Kay Alison Araya ... District Attorney Diaz Keith Dallas ... Al Daya Harris ... Old Woman Takaya Kelly ... Little Girl Javier Lacroix ... Curator Jaymee Mak ... MacKenzie Sasha Piltsin ... Soldier Latonya Williams ... Mom Uncredited Cast Kyle Strauts ... Valeronian Produced by Greg Berlanti   Saray D. Guidetti   Dana Horgan   Jennifer Lence   Gabriel Llanas   Maria Maggenti   Carl Ogawa   Caitlin Parrish   Chris Pavoni   Jessica Queller   Robert L. Rovner   Sarah Schechter   Derek Simon   Jesse Warn   Joanie L. Woehler   Rob Wright   Paula Yoo   Original Music by Daniel James Chan   Blake Neely

Additional Info Premiere: October 14, 2018 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 / 21,074 Site Ranking