archytele The Vault
Episode guide

S2·E4 Cracking the Code

Core Aired July 22, 2015

Synopsis

As Molly works to create a virus that will eradicate alien hybrids, she discovers that aliens are trying to communicate with humans through a hidden message in their DNA. Also, Lucy helps Ethan run away from Charlie in order to help him recover memories of his mother, Molly.

Rate this episode

Your rating is anonymous and can be changed later.

Be the first viewer to rate it.

Frequently Asked Questions

When did Season 2 Episode 4 of Extant air?

Season 2, Episode 4 ('Cracking the Code') originally aired on July 22, 2015.

How long is Season 2 Episode 4 ('Cracking the Code')?

The episode follows the standard broadcast runtime for Extant.

What happens in Extant Season 2 Episode 4?

As Molly works to create a virus that will eradicate alien hybrids, she discovers that aliens are trying to communicate with humans through a hidden message in their DNA. Also, Lucy helps Ethan run away from Charlie in order to help him recover memories of his mother, Molly....