Star Trek: Lower Decks

Second Contact

Ensign Tendi has her first day of work on Starfleet's U.S.S. Cerritos, where she meets fellow support crew members, Ensigns Mariner, Boimler and Rutherford. Meanwhile, Boimler is tasked with a secret special assignment and Rutherford attempts to keep his dating life intact while a sci-fi disaster strikes the ship.

Envoys

After a high profile mission goes awry, Boimler is further plagued with self-doubt when Mariner proves herself to be a more naturally talented sci-fi badass than he. Rutherford quits his job in engineering and explores other departments on the U.S.S. Cerritos.

Temporal Edict

A new work protocol eliminating "buffer time" has the Lower Decks crew running ragged as they try to keep up with their tightened schedules. Ensign Mariner and Commander Ransom's mutual lack of respect comes to a head during an away mission.

Moist Vessel

Captain Freeman seeks the ultimate payback after Mariner blatantly disrespects her in front of the crew. A well-meaning Tendi accidentally messes up a Lieutenant's attempt at spiritual ascension and tries to make it right.

Cupid's Errant Arrow

Mariner is suspicious of Boimler's new girlfriend. Tendi and Rutherford grow jealous of a bigger starship's gear.

Terminal Provocations

The lovable, but awkward, Ensign Fletcher makes work difficult for Mariner and Boimler. Rutherford introduces Tendi to a holodeck training program he created.

Much Ado About Boimler

Mariner tries to impress her best friend from Starfleet Academy who is now a visiting Captain. Boimler is sent to a Starfleet medical ship after a transporter accident puts him "out of phase."

Veritas

Mariner, Boimler, Tendi, and Rutherford are caught off guard when aliens force them to testify about a series of seemingly unrelated events.

Crisis Point

Mariner repurposes Boimler's holodeck program to cast herself as the villain in a Lower Decks style movie.

No Small Parts

Season finale. The U.S.S. Cerritos encounters a familiar enemy. Tendi helps a struggling recruit find her footing.

Strange Energies

Approximately three months after the events of the season one finale, the U.S.S. Cerritos is dispatched on a mission where it ends up in a sci-fi event resulting in "strange energy," which Commander Ransom inadvertently absorbs.

Kayshon, His Eyes Open

Our Lower Deckers have trouble bonding with Ensign Jet Manhaver, who has been assigned Boimler's bunk and shift duties. Meanwhile, we get a glimpse of Boimler's life on the U.S.S. Titan, which is more intense than he thought it would be.

We'll Always Have Tom Paris

Assigned a special task by Dr. T'Ana, Tendi enlists Mariner for help. On the U.S.S. Cerritos, Rutherford is consumed by a bridge crew mystery.

Mugato, Gumato

The U.S.S. Cerritos is dispatched to a planet to investigate an unexplained sighting of a dangerous Mugato.

An Embarrassment of Dooplers

Mariner and Boimler try to track down the location of a legendary Starfleet party while the bridge crew deals with an insecure alien diplomat.

The Spy Humongous

Anomaly consolidation day on the U.S.S. Cerritos leaves the Lower Deckers with mixed emotions. Captain Freeman attempts to negotiate peace on the Pakled home world.

Where Pleasant Fountains Lie

Mariner and Boimler are stranded on an uninhabited planet with a sentient computer. On the Cerritos, Lt. Commander Billups must prove his engineering abilities to an old adversary.

I, Excretus

A consultant arrives on the U.S.S. Cerritos to run drills that require the lower deckers and bridge crew to swap duties.

wej Duj

Boimler tries to find a bridge buddy while the U.S.S. Cerritos crew has down time during a long warp trip.

First First Contact

In the season two finale, the U.S.S. Cerritos is tasked to aid an Excelsior-class starship on a first contact mission.

Grounded

Mariner enlists her friends on a rogue mission to exonerate her mother, as Captain Freeman faces a military tribunal for the destruction of Pakled Planet.

The Least Dangerous Game

On a tropical paradise planet, Mariner questions Commander Ransom on how he structures his away team. Boimler makes a bold career decision.

Mining the Mind's Mines

On a remote science outpost, stone orbs are bringing fantasies to life. Tendi starts her first day as a Senior Science Officer Trainee.

Room for Growth

Mariner, Boimler and Tendi clash with their arch-rivals: Delta Shift. The Cerritos engineers go on mandatory relaxation leave.

Reflections

Mariner and Boimler work the Starfleet recruitment booth at an alien job fair, Rutherford challenges himself.

Hear All, Trust Nothing

The Cerritos crew unexpectedly spends a day on Deep Space Nine.

A Mathematically Perfect Redemption

A wayward Starfleet ensign struggles to find a path to redemption.

Crisis Point 2: Paradoxus

Boimler's holodeck movie sequel tries to live up to the original.

Trusted Sources

A visiting reporter on the Cerritos puts Captain Freeman on edge.

The Stars at Night

In the season three finale, the U.S.S. Cerritos crew must prove their worth in a mission race.

Twovix

The Cerritos ensigns must assist a caretaker on the voyage of a historically significant starship.

I Have No Bones Yet I Must Flee

Mariner tries to get demoted, Rutherford tries to get promoted, and Boimler makes a big move.

In the Cradle of Vexilon

Boimler leads his first away mission on an alien megastructure.

Something Borrowed, Something Green

Tendi is summoned back to Orion for a wedding.

Empathological Fallacies

A trio of Betazoids cause chaos on the Cerritos.

Parth Ferengi's Heart Place

The Cerritos visits the Ferengi homeworld.

A Few Badgeys More

Three computerized villains return to cause problems for the Cerritos crew.

Caves

The Lower Deckers go on a classic cave mission.

The Inner Fight

Captain Freeman assigns the Lower Deckers an overly safe mission to try and keep a self-destructive Mariner out of danger.

Old Friends, New Planets

Mariner faces her past in the season four finale.

Dos Cerritos

A spatial anomaly forces the Cerritos crew to face their own faces.

Shades of Green

Tendi races to stop a conflict while Boimler and Mariner race to stop capitalists. Rutherford fixes a door.

The Best Exotic Nanite Hotel

The Lower Deckers hunt nanites on a resort in space.

A Farewell to Farms

Dr. Migleemo cooks up some hot dishes while Mariner prefers hers served cold.

Starbase 80?!

Ransom uses too much disinfectant gel while Mariner gets paranoid about curses.

Of Gods and Angles

Mariner teams up with a troubled ensign while the Cerritos hosts peace talks between warring civilizations.

Fully Dilated

It's a pre-warp society undercover Girls Trip!

Upper Decks

The Lower Deckers have a pumpkin carving party.

Fissure Quest

Fissures must be closed before they get inflamed.

The New Next Generation

Series finale where lots of wild stuff happens!

Star Trek: Lower Decks focuses on the support crew serving 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.

Star Trek: Lower Decks

Episodes

Synopsis