List of unnamed USS Discovery personnel.

Black badge crewman

Bridge crew

Discovery bridge crewman 002.jpg

Chief medical officer

Doctor Hugh Culber told Paul Stamets he was going to assist the chief medical officer with an Andorian tonsillectomy. (DIS: "The Butcher's Knife Cares Not for the Lamb's Cry")

As far as it is understood, this character has not appeared in the series. It is possible that the commander in medical uniform, played by Jason Deline, seen in "Magic to Make the Sanest Man Go Mad" in the shuttlebay was the CMO.

Command Training Program trainee

A CTP trainee aboard Discovery.

This female medical officer, with the rank of lieutenant junior grade, was accepted into the Command Training Program aboard the Discovery and participated in a shipboard half marathon in 2257 with Sylvia Tilly, Albert Kim and Andre Haynes, finishing second with a time of 09:14:25 after Tilly took a last minute lead. She was absent from Bridge shadow exercises the trainees participated in later that day. (DIS: "Point of Light")

She was among the crewmembers who volunteered to stay on board the Discovery and accompany Burnham when she took the ship forward to the 32nd century to elude Control, with no chance to return. Along with Doctor Tracy Pollard, she was on duty in sickbay helping the injured during the Battle near Xahea. (DIS: "Such Sweet Sorrow, Part 2")

This officer was played by Kyana Teresa and was not credited for her first appearance.
This trainee's name was not quite visible on Saru's PADD of marathon times, though her last name starts with an "L."

Crewman (2256)

Discovery crewman Mustafa Bulut.png

This crewmember was killed in cold blood by Harcourt Fenton Mudd in one outcome of the time loop in late-2256. (DIS: "Magic to Make the Sanest Man Go Mad")

This crewman was played by Mustafa Bulut.
It is possible that this character's mirror universe counterpart served as an officer on the ISS Charon.


Crewman (2257)

Discovery crewman.jpg

This crewmember was on the bridge when his console exploded while searching for Paul Stamets and Hugh Culber. (DIS: "Saints of Imperfection")

This crewman was played by Phi Huynh.
It is possible that this character's mirror universe counterpart served as an officer on the ISS Charon.


Deck crewmembers

These two crewmembers left the shuttlebay of Discovery when Michael Burnham and Ash Tyler entered to watch the Gormagander beamed aboard. (DIS: "Magic to Make the Sanest Man Go Mad")

The two actors are listed as "Deck Crew #1" and "Deck Crew #2" in the end credits of the episode.
Discovery deck crew 1.jpg
Discovery deck crew 2.jpg

Detmer's date

Detmer's date

This Human male crewmember flirted with Keyla Detmer during a party held in 2256. (DIS: "Magic to Make the Sanest Man Go Mad")

This crewmember was played by Nick Stojanovic, who was not credited for the role.


Engineer

This female engineer served on the Discovery in 2257. She spoke French through the intercom when the universal translator malfunctioned. (DIS: "New Eden", "An Obol for Charon")

This character only appeared as an off-screen voiceover. She was voiced by Hélène Cardona, who received no credit for her role.

Engineering technicians

These two engineering technicians passed Harry Mudd on a corridor. (DIS: "Magic to Make the Sanest Man Go Mad")

Discovery engineering technician 1.png
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Disabled crewman

A crewman

This Human male sciences officer used a hoverchair, having been wounded in a battle with the Klingons. Ash Tyler made a toast to those who were injured in the war during a party on the USS Discovery. (DIS: "Magic to Make the Sanest Man Go Mad")

He was passing the newly arrived team from USS Enterprise in a corridor when they prepared for an away mission, this time in a wheelchair. He later passed Lt. Commander Paul Stamets. (DIS: "Brother")

He was present, in the front row, at the funeral of Lt. Commander Airiam. (DIS: "The Red Angel")

The wounded crewman was played by disabled actor George Alevizos. He received no credit for his appearances.

Female alien sciences officer

An alien sciences officer

This female sciences officer with teal-colored hair was in the mess hall when Burnham and the other prisoners first came on the Discovery, and later when Burnham and Tilly first met Ash Tyler. (DIS: "Context Is for Kings", DIS: "Choose Your Pain", DIS: "Lethe")

This officer was played by an unknown performer.


Male alien sciences officer

An alien sciences officer

This male sciences officer with large, segmented ears passed Saru and Michael Burnham in the corridor as Saru was offering Burnham blueberries. He was later in the mess hall as Saru watched the prison shuttle leave and when Burnham and Tilly first met Ash Tyler. (DIS: "Context Is for Kings", DIS: "Lethe")

During a party, he danced with a female member of the crew. (DIS: " Magic to Make the Sanest Man Go Mad")

He was working in engineering when the spore drive was activated and Paul Stamets became catatonic. (DIS: "Into the Forest I Go")

This officer was played by an unknown actor. His distinctive ears are not unlike those of the Tiburonians.

Funeral attendees

These crewmembers attended the funeral of Lieutenant commander Airiam in 2257. (DIS: "The Red Angel")

Among these crewmembers there were four individuals of the Osnullus species and at least four different Tellarites.
Discovery funeral attendee 1.jpg
Discovery funeral attendee 2.jpg

Joggers

Two jogging crewmembers crossed the path of Michael Burnham and Ash Tyler on a corridor, shortly before Harry Mudd's attack. (DIS: "Magic to Make the Sanest Man Go Mad")

Discovery jogger 1.jpg

Male shuttle pilot

A shuttle pilot

This Human male Starfleet officer was the pilot of the shuttle that transported Captain Lorca and was assaulted by Klingons. He was killed in the ensuing struggle. (DIS: "Choose Your Pain")

The shuttle pilot was played by stunt actor Simon Northwood.


Medical officer

A medical officer

This medical officer was present in the shuttlebay aboard Discovery when a Gormagander was beamed aboard. He held the rank of commander.

During at least one iteration of the time loop caused by Harry Mudd, he was vaporized by Mudd using an unspecified energy weapon. (DIS: "Magic to Make the Sanest Man Go Mad")

This medical officer was played by actor Jason Deline.


Medical crewman

A medical crewman

This medical crewman served on board Discovery in 2256 and 2257. (DIS: "The Butcher's Knife Cares Not for the Lamb's Cry", "Si Vis Pacem, Para Bellum", "Vaulting Ambition")

This medical crewman was played by Marco Perretta who received no credit for his appearances.


Medical crewmembers

These medical crewmembers oversaw the condition of Paul Stamets, while he was trapped in the mycelial network. (DIS: "The Wolf Inside") The first crewmember also tended Stamets in sickbay, assisting Doctor Hugh Culber. (DIS: "Despite Yourself")

Discovery medical crewmember 01.jpg
Discovery medical crewmember 02.jpg

Medical technician

A medical technician

This medical technician performed the data erase on Lieutenant Commander Airiam following her death in 2257. (DIS: "The Red Angel")

This medical technician was portrayed by Makeup Department Head James MacKinnon in an uncredited cameo role.


Medical officer in mess hall

A medical crewman

This sciences division officer passed Hugh Culber in the mess hall when he was talking to a alien crewman. (DIS: "Through the Valley of Shadows")

Played by an unknown actor.


Nurse

A nurse

This nurse ordered class 4 casualties in sickbay and class 3 in the corridor. (DIS: "Such Sweet Sorrow, Part 2")

The nurse was played by Zarrin Darnell-Martin.


Osnullus bridge officer

An Osnullus bridge officer.

This Osnullus bridge officer with the rank of ensign served on the bridge of the USS Discovery during a battle simulation. (DIS: "The Butcher's Knife Cares Not for the Lamb's Cry")

In November 2256, this officer was speaking to a fellow female officer in the corridor outside Cadet Sylvia Tilly's quarters when Saru offered Michael Burnham blueberries. (DIS: "Context Is for Kings")

This officer was again serving on the bridge in 2257. (DIS: "Brother", "Point of Light", "Project Daedalus", "The Red Angel")

After Airiam's death, this officer attended her funeral. (DIS: "The Red Angel")

When Michael Burnham decided to take the Discovery forward in time to the 32nd century, with no chance of return, this officer was among those who volunteered to accompany her and leave behind her former life. (DIS: "Such Sweet Sorrow", "Such Sweet Sorrow, Part 2")

This officer was played by Avaah Blackwell. [1]
Glenn Hetrick, Department Head of Prosthetic and Special F/X Makeup for Star Trek: Discovery, named this officer "Osnullus". The Alchemy Studios website features images of the head sculpt and hand sculpt of this officer. [2]
While the character's gender has not been confirmed on screen, this Osnullus has been referred to as female by the actress and by startrek.com. [3] [4]

Osnullus sciences officer

Osnullus sciences officer, 2256.jpg
Osnullus sciences officer, 2257.jpg

This male Osnullus sciences officer with the rank of lieutenant jg, with a bluish-purple head protruding backwards, was in the mess hall as Saru watched the prison shuttle leave. (DIS: "Context Is for Kings")

In 2257, he entered the mess hall after their duty shift, just after Me Hani Ika Hali Ka Po had caused the food synthesizers to create a mess. (ST: "Runaway") Later that year, he was serving on the bridge. (DIS: "Brother", "Point of Light")

After Airiam's death, he attended her funeral. (DIS: "The Red Angel")

During the Battle near Xahea, he had been injured while still aboard Discovery, and found their way to a biobed in sickbay. (DIS: "Such Sweet Sorrow, Part 2") After the ship went through a wormhole into the future and crashed on a planet, he was declared dead in the sickbay. (DIS: "Far From Home")

Just like the other member of their species, this officer was played by Avaah Blackwell. [5]
Both officers of this species have been called "Osnullus" behind the scenes.
He was confirmed to be male in dialogue in "Far From Home".

Security guard

A security guard

This security guard was present in the shuttlebay when the Gormagander was brought on board. She was killed by Harry Mudd in one outcome of the time loop caused by him. (DIS: "Magic to Make the Sanest Man Go Mad")

The security guard was played by Julie St-Louis.
It is possible that this character's mirror universe counterpart served as an officer on the ISS Charon.


Security guards

These security guards took Ash Tyler into custody. (DIS: "The Wolf Inside")

The second guard was also present in the mess hall when the prisoners from SPT 21 were taken on board, eating at the same table with Ellen Landry. After the Discovery crossed over to the mirror universe, she was equipped with a Terran uniform and badges. (DIS: "Context Is for Kings", "Despite Yourself")

Discovery security guard Wolf Inside 01.jpg
Discovery security guard Wolf Inside 02.jpg

Tellarite crewman

A Tellarite

This Tellarite Starfleet officer attended Airiam's funeral in 2257. (DIS: "The Red Angel") Later, he walked past Saru and Michael Burnham. (DIS: "Through the Valley of Shadows")

The Tellarite crewman was played by an unknown actor.


Transport technician

Transporter technician

This Human male lieutenant served as a transporter technician aboard the Discovery.

He operated the transporter when Michael Burnham and Ash Tyler infiltrated the Sarcophagus. (DIS: "Into the Forest I Go")

He also operated the transporter when Michael Burnham and Emperor Philippa Georgiou were beamed aboard the Discovery from the ISS Charon. (DIS: "The War Without, The War Within")

In 2257, he beamed Commanders Saru and Burnham back from Kaminar after their meeting with Siranna. (DIS: "The Sound of Thunder")

The officer was played by actor Michael Ayres.

Transporter chief

Transporter chief

This operations officer operated the transporter when Christopher Pike, Nhan and Evan Connolly beamed aboard the Discovery. (DIS: "Brother") He also operated the transporter when Amanda Grayson arrived on Discovery. (DIS: "Point of Light")

He transported Leland and Phillipa Georgiou from their ship. (DIS: "The Red Angel")

This officer was played by background actor Andrew Shiff who received no credit for his appearances.
His headgear appears to be the 23rd-century equivalent of a VISOR.
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