Trailer for the Supergirl Season 4 premiere "American Alien"
New promotional still promoting the Supergirl Season 4 premiere "Fallout"
Winn Schott could be back on Supergirl in early 2019.
More Supergirl episode titles for Season 4 have been revealed, including one called "Parallax."
Episode titles for Supergirl Season 4 have surfaced online.
Anthony Konechny will be playing a DEO agent in Supergirl Season 4.
Bruce Boxleitner taking over the role of Vice President Baker in Supergirl Season 4.
Star Trek: The Next Generation star Brent Spiner will be playing the new Vice President in Supergirl Season 4.
Comic-Con Trailer for the upcoming fourth season of Supergirl airing on The CW
New Supergirl cast members have been announced including Nicole Maines as trans superhero Dreamer.