TV Show News

SUPERGIRL: Season 4, Episode 15: O Brother, Where Art Thou? Trailer, Guest Stars, & Air Date [The CW]

Melissa Benoist Supergirl The Oval Office

Supergirl O Brother, Where Art Thou? Plot Synopsis, Guest Stars, and Air Date

A press release has been issued for Supergirl, which will airs on The CW. The press release consists of the plot synopsis, guest stars, and the air date of episode fifteen of Season 4 of Supergirl entitled O Brother, Where Art Thou?. The contents of that press release can be found below.

Supergirl O Brother, Where Art Thou? Press Release


“O Brother, Where Art Thou?” — (March 17, 2019, 8:00-9:00 p.m. ET) (TV-PG, V) (HDTV)

JON CRYER GUEST STARS AS ICONIC DC COMICS’ VILLAIN LEX LUTHOR — Secretly furloughed from prison due to failing health, Lex Luthor (guest star Jon Cryer) visits his sister, Lena (Katie McGrath), to seek her help finding a cure. Savvy as ever, Lena is suspicious of Lex’s motives but when she’s faced with a life and death situation, she must decide how she truly feels about her brother. Meanwhile, Supergirl (Melissa Benoist) and J’onn (David Harewood) face off against Manchester Black (guest star David Ajala). James’ sister Kelly (guest star Azie Tesfai) comes to town.

Supergirl Cast

Supergirl: Season 3 starred Melissa Benoist, Sam Witwer, Chyler Leigh, Jeremy Jordan, Chris Wood, Katie McGrath, Carl Lumbly, Odette Annable, Adrian Pasdar, David Harewood, Yael Grobglas, and Emma Tremblay.

Supergirl: Season 4 cast additions include Nicole Maines, April Parker Jones, and David Ajala.

Leave your thoughts on Supergirl TV news and this article below in the comments section. Readers seeking to support this type of content can visit our Patreon Page and become one of FilmBook’s patrons. Readers seeking more Supergirl can visit our Supergirl Page and our Supergirl Facebook Page. Readers seeking more TV show news can visit our TV Show News Page and our TV Show News Facebook. Want up-to-the-minute notification? Want up-to-the-minute notifications? FilmBook staff members publish articles by Email, Twitter, Facebook, and Tumblr.

Related Articles:


About the author

Rollo Tomasi

A college graduate who started,, and after attending an eCommerce class in Business School. Cinema and TV addict. Former writer at Empire Movies. In addition to writing for FilmBook, ProMovieBlogger, and TrendingAwards, he also edits the copy published on the websites, manages their writing staff, back-end operations, site finances, social media accounts, and works with publicists, actors, and companies on press coverage and promotions.

Send this to a friend