"Mon-El taught us everything we know. From Aristotle, Shakespeare, Bon Jovi."
"But we have some gaps. And unfortunately, even if we know the end result, we don't necessarily know how it happens.

Imra Ardeen and Mon-El[src]

This article contains plot details about an upcoming episode.

"Suspicious Minds"[2] is the upcoming tenth episode of the fourth season of Supergirl, and the seventy-fifth episode overall. It will air on January 20, 2019[1].


Colonel Haley is upset after Supergirl responds to a distress call from a Navy ship that turned out to be a deadly alien attack. Colonel Haley reclaims the site as DEO territory and demands that Supergirl step aside. After Supergirl refuses to be told what to do, Haley refocuses her energy on finding out Supergirl’s true identity and begins to interrogate all DEO agents, including Alex. Meanwhile, Brainiac-5 tries to persuade Nia to embrace her superpowers but she misinterprets his motives.[2]


  • The episode was previously titled "Secrets and Lies".[3]


  1. "The CW January 2019 Midseason Schedule" - SpoilerTV
  2. 2.0 2.1 2.2 2.3 "Supergirl - Episode 4.10 - Suspicious Minds - Promo, Promotional Photos + Press Release" - SpoilerTV
  3. "Supergirl - Episode 4.08 - 4.10 - Titles Revealed" - SpoilerTV