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Supergirl S4E1 — American Alien
7.1
Supergirl•Season 4•Episode 1

American Alien

7.1/10 · 1,922 votesOct 14, 201842 min

Ranked #17 of 22 in Season 4•−0.3 vs season avg

Discussion

Diving back into reporting, Kara welcomes a new cub reporter to CatCo. Meanwhile, James and Lena argue about James’ impending indictment for acting as the vigilante Guardian, while Alex and Brainy struggle to get in sync at the DEO. Supergirl is called into action

Directed byJesse Warn
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Season 4 Episodes22

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Cast8

Melissa Benoist

Melissa Benoist

Kara Danvers / Supergirl / Kara Zor-El

Chyler Leigh

Chyler Leigh

Alex Danvers / Sentinel

David Harewood

David Harewood

J'onn J'onzz / Martian Manhunter

Katie McGrath

Katie McGrath

Lena Luthor

Jesse Rath

Jesse Rath

Querl 'Brainy' Dox / Brainiac-5

Nicole Maines

Nicole Maines

Nia Nal / Dreamer

Sam Witwer

Sam Witwer

Ben Lockwood / Agent Liberty

Mehcad Brooks

Mehcad Brooks

Jimmy Olsen / Guardian

Crew7

J

Jesse Warn

Director

R

Robert Rovner

Story

Gabriel Llanas

Gabriel Llanas

Teleplay

Jessica Queller

Jessica Queller

Story

A

Aadrita Mukerji

Teleplay

M

Matt Villeneuve

Assistant Location Manager

T

Thomas Ma

Assistant Director

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Episode Summary

"American Alien" is episode 1 of Supergirl season 4. It scored 7.1/10 from 1,922 votes, ranking #17 of 22 episodes this season (season average 7.4). Directed by Jesse Warn, it aired on October 14, 2018.

Next: E2 · FalloutBest of Season 4