Rotten Tomatoes
Movies Tv shows RT App News Showtimes

Supergirl – Season 4, Episode 1 American Alien

Play trailer Supergirl – Season 4, Episode 1 American Alien Aired Oct 14, 2018 Drama Fantasy Action Play Trailer Watchlist
Watchlist Tomatometer Popcornmeter
100% Tomatometer 12 Reviews
Kara welcomes a new cub reporter to CatCo; James and Lena argue about James' impending indictment for acting as the vigilante Guardian; Alex and Brainy struggle to get in sync at the DEO.
Watch on Fandango at Home Stream Now

Where to Watch

Supergirl — Season 4, Episode 1

Supergirl — Season 4, Episode 1

What to Know

Critics Consensus

Refreshingly relevant, "American Alien" introduces an intimidating new villain without skimping on the social commentary.

Read Critics Reviews
Batwoman 83% 22% Batwoman Watchlist TRAILER for Batwoman Moonlight 22% 87% Moonlight Watchlist Believe 39% 81% Believe Watchlist Constantine 73% 75% Constantine Watchlist Shadowhunters 76% 80% Shadowhunters Watchlist TRAILER for Shadowhunters Discover more movies and TV shows. View More

Critics Reviews

View More
Valerie Anne Autostraddle 10/16/2018
This episode reminded me more of Season One, when Supergirl was about hope and truth and the battle between optimism and reality. Go to Full Review
Caroline Siede AV Club 10/15/2018
B+
"American Alien" feels like a culmination of where Supergirl has been headed for a long time. Go to Full Review
Sarah Fields Tell-Tale TV 10/16/2018
4/5
American Alien establishes a few new dynamics while also orienting viewers to where each character is three months after the events of the season 3 episode 23... There is a lot of potential set up on this episode, and much to be excited for. Go to Full Review
Jeffrey Lyles Lyles' Movie Files 10/16/2018
8/10
American Alien sets Supergirl's fourth season up on a nice direction with intriguing new villains, cast reshuffling and an overdue main plot thread. Go to Full Review
Ben Rolph TheDCTVshow 10/16/2018
3/5
The episode was elevated by the performances. Go to Full Review
Amelia Emberwing Birth.Movies.Death. 10/15/2018
American Alien is far and away Supergirl's strongest premiere yet. Go to Full Review
Read all reviews

Episode Info

Synopsis Kara welcomes a new cub reporter to CatCo; James and Lena argue about James' impending indictment for acting as the vigilante Guardian; Alex and Brainy struggle to get in sync at the DEO.
Director
Jesse Warn
Executive Producer
Greg Berlanti, Allison Adler, Andrew Kreisberg, Sarah Schechter
Screenwriter
Robert Rovner, Jessica Queller, Gabriel Llanas, Aadrita Mukerji
Network
CBS
Rating
TV-PG (V)
Genre
Drama, Fantasy, Action
Original Language
English
Release Date
Oct 14, 2018
More Top TV Picks Netflix