Semi-colons allows multi-crew search
(i.e. "data;spock")
Tiers and comments come from /u/Automaton_2000's and /u/idoliside's work, with their permission.

Crew List

Tier 1

Assimilated Troi
2
Captive Bashir
2
Fugitive Spock
1
Mintakan Troi
1
Mirror Jadzia Dax
Mirror Phlox
1

Tier 2

1701 Bashir
2
Ardra
Assimilated Tuvok
2
Dr. Agnes Jurati
2
Fugitive Burnham
Irumodic Syndrome Picard
1
Jodmos
2
Kaminar Saru
2
Mirror Burnham
Roman Captive Kirk
Runaway Po
2
Section 31 Philippa Georgiou

Tier 3

Age of Sail Troi
1
Alan-A-Dale
2
Android Kirk
Armed Philippa Georgiou
2
Captain Janeway
Combat Medic Paris
Data Q
Dejaren
Desert T'Pol
1
Desperate Riker
1
Fenris Ranger Seven
1
Friar Tuck Data
1
Indignant Seven
1
Katra McCoy
2
Klingon O'Brien
2
Marshal of France Q
1
Mirror Geordi La Forge
1
Mutated Paris
Niners Rom
3
Nurse Faith Garland
Princess Jadzia
1
Prisoner O'Brien
1
RAF Julian Bashir
3
Riker Q
Robin Hood
1
Sarek
2
Sarina Douglas
1
Tee Time Doctor
1
The President of Earth
3
Tieran Possessed Kes
Torchbearer Voq
1
Tourist Quark
1
Tsunkatse Seven
1
Vulcan Wedding T'Pol
1

Tier 4

Ambassador Sarek
2
Ambassador Shras
1
Bajoran Dukat
3
Captain Lucero
Celebratory Ash Tyler
Changeling Bashir
1
Doc Crusher
2
Doctor La Forge
2
Dr. Hippocrates Noah
2
Dress Uniform Bashir
2
Drone Seven of Nine
1
Gabriel Bell
Graduation Michael Burnham
Grand Proxy Neelix
1
Grathon Tolar
Incognito Kirk
1
Jannar
2
K'mtar
1
Lewis Zimmerman
1
Mirror Mayweather
North Star Archer
1
Prospect Michael Burnham
Prospero Data
Relaxed Number One
Roga Danar
2
Scared Scotty
1
Sheriff Worf
2
Tactical Michael Burnham
1
Test Pilot Archer
1
The Clown
Undercover O'Brien
2
Victorian Pulaski
1

Tier 5

1701 Jadzia Dax
Admiral Picard
1
Age of Sail La Forge
2
Augment Riker
3
Author Doctor
3
Ba'ku Worf
Buck Bokai
2
Captain T'Pol
1
Christine Chapel
2
Commander Barclay
2
Commander Donatra
2
EV Suit Chekov
Herbert Rossoff
2
Keyla Detmer
1
Lieutenant Valeris
1
Niners Kira Nerys
2
Priestess Siranna
Profitable Ishka
2
Rianna Mayweather
1
Sybok
2
Young T'Pau
1
Zora

Tier 6

Alidar Jarok
2
Blood Oath Jadzia Dax
Breen Disguise Dukat
2
Chief O'Brien
2
Commander Chapel
2
Commander Keras
2
Delta Flyer Kim
Diseased Changeling Founder
Disguised Tuvok
1
Holonovel Doctor
1
Kal-if-fee Spock
1
Klingon Torres
Lt Commander Airiam
1
Lt. Ash Tyler
Mirror Janeway
2
Mirror Tucker
1
Miss Q
Nexus Kirk
1
Obrist
Penk
Platonian Kirk
1
Raffi Musiker
Rakal Troi
1
Reinforcements Stamets
Romulan Kirk
1
Siranna
Subcommander T'Rul
2
T'Mir
1
Time Loop Mudd
Torchbearer Tyler
Young Khan
1

Tier 7

Advocate Kolos
1
Aleek-Om
1
Ambassador Spock
2
Antaak
1
Apollo
1
Army Chaplain Odo
1
B-4
Bridge Officer Troi
Buster Kincaid Kim
1
Commander Ellen Landry
Cristóbal Rios
Dahar Master Kor
1
Dominion Dukat
2
Douglas Pabst
Ensign Picard
EV Suit Tucker
1
Evil Kirk
First Goran'Agar
1
First Officer Saru
General Martok
2
Grebnedlog
Human Q
Icheb
2
Lieutenant Chekov
Mirror Garak
1
Mirror Jennifer Sisko
Mission Specialist Lefler
1
Nexus Guinan
Prison Break Lorca
Tau
Temporal Agent Seven
1
Tholian Prisoner
Vosk
Waitress Ezri
Warship Yar
Yelgrun
1

Tier 8

Admiral Owen Paris
Admiral Ross
1
Ambassador K'Ehleyr
Anastasia Komananov
1
Arjin
Captain Q
Colonel Worf
1
Command Hologram
Commander Barak
Commander T'Pol
1
Commander Thelin
Commander Tomalak
2
Disguised Chakotay
Dr Crusher
1
Dr. David Marcus
2
Dr. Gillian Taylor
1
Dr. Leonard McCoy
1
Drafted McCoy
1
Duelist Yar
Galen
Gralik Durr
2
Ikat'ika
1
Kazon Seska
1
Klingon Neelix
Kurak
1
Lady Beverly
Lal
Liaison Torres
1
Lily Sloane
1
Logician Solok
2
Marla McGivers
Mirror K'Ehleyr
1
Mirror Keiko
1
Pel
1
Pugilist Q
Resolute Chakotay
Riley Frazier
1
Riva
1
Rogue Harry Kim
1
Ruk
Rura Penthe Reed
Smuggler Kasidy Yates
1
Sulu of the Body
1
Tash
1
The Duras Sisters
Trader Odo
Tuvix
1
Vedek Bareil Antos
Warship Janeway
Weyoun Clone 4
1
Xindi 'Prisoner' Archer

Tier 9

Anbo-jyutsu Riker
Angel I Riker
Arandis
1
Arik Soong
Berlinghoff Rasmussen
Bestselling Author Jake Sisko
1
C.O.P. Founder Archer
1
Captain Klaa
Captain Kurn
Captain Proton Paris
1
Captain Sulu
1
Cardassian Kira
1
Civil War Worf
Claiborne Chekov
1
Colonel Karr
1
Commander Dolim
1
Commander Kelby
1
Commander Nevesa
1
Commander Sela
1
Commando Shran
1
Cyrus Redblock
1
Defiant Commander Worf
Detective Dixon Hill
1
Doctor Paul Stubbs
1
Dr. Toby Russell
1
Dr. Tolian Soran
1
Dress Uniform Beverly Crusher
1
Duchamps
1
Edith Keeler
1
Fesek
1
Festive Lwaxana Troi
1
Formal Dress Wesley Crusher
Gorn Captain
1
Hologram Barclay
1
KDF Gowron
1
Kilana
Klingon Quark
1
Kurros
1
Laas
Lore
Lucien
M-113 Creature
Malik
1
Maquis Ro Laren
Mirror Ezri Tigan
Mirror Leeta
Mirror Uhura
Mirror Vic Fontaine
Mother Horta
Professor Scott
Q Junior
Resistance Shakaar
1
Stranded Odo
Taresian Kim
Thot Gor
1
Tommy Gun Dixon
1
Tourist Reed
Tuskegee Mayweather
1
Vic Fontaine
Vice Admiral Dougherty
1
Warship Chakotay
1
Wedding Day Quark
1
Zahl Ambassador
1

Tier 10

Agent Harris
Amanda Grayson
Anij
Automated Unit 3947
Cadet Wesley Crusher
Captain John Harriman
Commander Shelby
Commander Uhura
Danara Pel
1
Demora Sulu
Doctor Chapel
1
Feezal Phlox
Fencing Sulu
Fierce Guinan
Forra Gegen
GI Chakotay
Lieutenant Arex Na Eth
Lieutenant Tarah
Lon Suder
Lt. Ilia
Luther Sloan
Maquis Eddington
Martia
Michael Sullivan
Miral Torres
Mirror Archer
Mirror Empress Sato
Mirror Sisko
One Zero
Orion Slaver
Rigel VII Vina
1
Saowin
Seamus
Silik
Solbor
Tarquin
1
Transporter Chief Rand
Vagrant Braxton
Zero One