Star Trek: Lower Decks: Season 4
Season 4 Lore Primer
Key plot threads, lore context, and character stakes you need to remember before diving into this season.
- Directly follows the overarching narrative developments of Star Trek: Lower Decks Season 3.
- Faction dynamics and core character alliances shift under escalating external stakes.
- Crucial mysteries introduced previously reach key turning points and narrative reckonings.
- Sets up serialized story arcs that build directly toward the climactic season finale.
Episode Guide
Season 4 Progress Shield
Twovix
Sep 7, 2023
The Cerritos ensigns must assist a caretaker on the voyage of a historically significant starship.
I Have No Bones Yet I Must Flee
Sep 7, 2023
Mariner tries to get demoted, Rutherford tries to get promoted, and Boimler makes a big move.
In the Cradle of Vexilon
Sep 14, 2023
Boimler leads his first away mission on an alien megastructure.
Something Borrowed, Something Green
Sep 21, 2023
Tendi is summoned back to Orion for a wedding.
A Few Badgeys More
Oct 12, 2023
Three computerized villains return to cause problems for the Cerritos crew.
The Inner Fight (1)
Oct 26, 2023
Captain Freeman assigns the Lower Deckers an overly safe mission to try and keep a self-destructive Mariner out of danger.