The WORST seasons of Star Trek: Lower Decks

Every season of Star Trek: Lower Decks ever, ranked from worst to best by thousands of votes from fans of the show. The worst seasons of Star Trek: Lower Decks!

Focusing on the support crew serving on one of Starfleet's least important ships, the USS Cerritos, in 2380. Ensigns Mariner, Boimler, Rutherford and Tendi must keep up with their duties and their social lives, often while the ship is being rocked by a multitude of sci-fi anomalies. The ship's bridge crew includes Captain Carol Freeman, Commander Jack Ransom, Lieutenant Shaxs and Doctor T'Ana.

Last Updated: 6/17/2025Network: Paramount+Status: Ended
Season 1
star
7.66
337 votes

#1 - Season 1

First Aired 8/6/2020

Meet the USS Cerritos and its quirky lower-deck crew as they tackle second-contact missions and unexpected challenges. The season blends humor with heartfelt moments, showcasing the crew's camaraderie and their unique approach to Starfleet duties.

Season 4
star
7.90
149 votes

#2 - Season 4

First Aired 9/7/2023

The fourth season of Star Trek: Lower Decks finds the U.S.S. Cerritos ensigns being challenged in new ways and given new opportunities, while also learning they’ll be “lower decks” for a long time to come.

Season 2
star
7.91
243 votes

#3 - Season 2

First Aired 8/12/2021

Follow the support crew on one of Starfleet's least important ships, the U.S.S. Cerritos, in 2380. Ensigns Mariner, Boimler, Rutherford and Tendi have to keep up with their duties and their social lives, often while the ship is being rocked by a multitude of sci-fi anomalies.

Season 3
star
7.93
210 votes

#4 - Season 3

First Aired 8/25/2022

Season three challenges the U.S.S. Cerritos ensigns in (hilarious) ways they could never imagine, starting with a shocking resolution for season two’s epic cliffhanger finale.

Season 5
star
8.01
100 votes

#5 - Season 5

First Aired 10/24/2024

In season five, the crew of the U.S.S. Cerritos is tasked with closing "space potholes" – subspace rifts that are causing chaos in the Alpha Quadrant. Pothole duty would be easy for Junior Officers Mariner, Boimler, Tendi and Rutherford ... If they didn't also have to deal with an Orion war, furious Klingons, diplomatic catastrophes, murder mysteries and scariest of all: their own career aspirations.