This roster covers all alien species in the SW movies & spin-offs. Only confirmed species by official LFL sources have been placed in this list.

You will find: species, homeplanet, a member & Episode / spinoff

Bold = background still hasn't been explained!

Alien Species
ABYSSIN: BYSS - Myo - IV
ADVOZSEC: RIFLOR - Bom Vimdin - IV
ALEENA: ALEEN - Ratts Tyerell - I II III
AMANIN: MARIDUN - Amanaman - VI
ANNOO-DAT BLUE: ANNOO - Sise Fromm (*) - DC
ANX: GRAVLEX MED - Horox Ryyder - I II III
ANZATI: ANZAT - Dannik Jerriko - IV
AQUALISH: ANDO - Po Nudo - I II III IV VI
ARCONA: CONA - Hem Dazon - II IV
ASKAJIAN: ASKAJ - Y. D'Al'Gargan - VI
BALOSAR: BALOSAR - Elan Sleazebaggano - II
BARAGWIN: Unknown - Hermi Odle - VI
BESALISK: OJOM - Dexter Jettster - II
BIITUIAN: BIITU - Fidge - DC
BIMM (HUMAN): BIMMISAARI - Rycar Ryjerd - I VI
BITH: CLACK'DOR VII - Barquin D'an - I II III IV VI
BOTHAN: BOTHAWUI - No member - VI (mentioned)
BRIZZIT: JANDOON - Tzizvvt - IV
CATHAR: CATHAR - Myhr Rho - Holiday Special
CEREAN: CEREA - Ki-Adi-Mundi - I II III
CHADRA-FAN: CHAD - Kabe - IV
CHAGRIAN: CHAMPALA - Mas Amedda - I II III
CHEVIN: VINSOTH - Ephant Mon - VI
CLAWDITE: ZOLAN - Zam Wesell - II
DASHADE: URKUPP - Ket Maliss - Holiday Special
DEFEL: AF'EL - Arleil Shous - IV
DEVARONIAN: DEVARON - Labria - IV
DEVLIKK: ORD RADAMA - Wan Sandage - I
DIATHIM (ANGELS): MOONS OF IEGO - Unknown - I (mentioned)
DRESSELLIAN: DRESSEL - Major Panno - VI
DUG: MALASTARE - Seboca - I II
DULOK: ENDOR - Gorneesh - Ewok Cartoons
DUROS: DURO - Ellorrs Madak - IV VI
ELOM: ELOM - Tanus Spijek - VI
ER'KIT: ER'KIT - Ody Mandrell - I
EWOKS: ENDOR - Lumat - VI
FLORN LAMPROID: FLORN - Dice Ibegon - IV
FLUGGRIAN: PLOO IV - Elan Mak - I
FUZZUM: DANDELO - Unknown - DC
GAMORREANS: GAMORR - ORTUGG - VI
GAND: GAND - Zuckuss - V
GEN'DAI: - Durge - CW
GEONOSIAN: GEONOSIS - Poggle the Lesser - II III
GERANIAN: GERAN - SGT DOALLYN - VI
GIVIN: YAG'DHUL Elis Helrot - IV
GLYMPHID: PLOO II - Aldar Beedo - I
GORAX: ENDOR - Unknown - Caravan of Courage
GORPH: ENDOR - Unknown - Ewok Cartoons
GOSSAM: CASTELL - Shu Mai - II III
GOTAL: ANTAR 4 - Feltipern Trevagg - IV
GRAN: KINIYEN - AKS MOE - I II III VI
GRASSTREKKER: ENDOR - Unknown - Ewok Cartoons
GUNGAN: NABOO - Tarpals - I II III
GUPIN: ENDOR - Punt - Ewok Cartoons
H'NEMTHE: H'NEMTHE - M'iiyoom Onith - IV
HAMADRYAS: Unknown - Cebann Veekan - Holiday Special
HOLWUFF: ALLIGA - Rogwa Wodrata - II
HOOVER: Unknown - Attark - VI
HOUK: LIJUTER / SRILUUR - Anchor Blue - CW
HUTTS: VARL / NAL HUTTA - Gardulla - I IV V (mentioned) VI
IKTOTCHI: IKTOTCHON - Saesee Tiin - I II III
IMZIG: Unknown - Utris M'Toc - V (deleted scene)
ISHI TIB: TIBRIN - Shasa Tiel - I II III VI
ITHORIAN: ITHOR - Momaw Nadon - I II IV
JAWA: TATOOINE - Wittin - I II IV VI
KALEESH: KALEE - Grievous - III
KAMINOANS: KAMINO - Taun We - II
KEL DOR: DORIN - Plo Koon - I II III
KITONAK: KIRDO III - Droopy McCool - VI
KLATOOINIAN: KLATOOINE - Barada - I II VI
KOBOK: KOBOTH - Gaff - DC
KOORIVAR: KOORIVA - Passel Argente - I II III
KOWAKIAN: KOWAK - Salacious Crumb - VI (semi sentient)
KON'ME: BAL'DEMNIC - Unknown - CW
KUBAZ: KUBINDI - Garindan - IV
LANNIK: LANNIK - Even Piell - I II
LEFFINGITE: ALMAK - Magaloof - II
LUTRILLIAN: LUTRILLIA - Solomahal - IV V
MANTELLIAN SAVRIP: ORD MANTELL - Unkown - IV (semi sentient)
MON CALAMARI: CALAMARI - Meena Tills - III VI
MORSEERIAN: Unknown - Nabrun Leids - IV
MUSTAFARIAN: MUSTAFAR - Unknown - III
MUUN: MUUNILINST - San Hill - II III
NAUTOLAN: GLEE ANSELM - Kit Fisto - II III
NEIMOIDIAN: NEIMOIDIA - Rune Haako - I II III
NIKTO: KINTAN - Wooof - I II III VI
NIMBANESE: NIMBAN - Mosep Binneed - IV VI
NOSAURIAN: NEW PLYMPTO - Clegg Holdfast - I
NUKNOG: SUMP - Ark Roose - I II
ONGREE: SKUSTELL - Coleman Kcaj - II III
ORTOLAN: ORTO - Max Rebo - VI
PACITHHIP: SHIMIA - Ketwol - I II IV (SE)
PA'LOWICK: LOWICK - Sy Snootles - VI
PAU'AN: UTAPAU - Tion Medon - III
PHLOG: ENDOR - Nahkee - Ewok Cartoons
PHUII: PHU - Mars Guo - I
POLIS MASSAN: POLIS MASSA - Selif Xam - III (**)
QUARREN: CALAMARI - TESSEK - I II III VI
QUERMIAN: QUERMIA - Yarael Poof - I
QUOR'SAV: UAUA - Kal'Falnl C'ndros - IV
RANAT: ARALIA - Reegesk - IV
RIORIAN: RIOR - Loje Nella - VI
RODIAN: RODIA - Dar Wac - I II IV VI
RODISAR: RODIS - Nilo - CW
SAKIYAN: SAKI (YA) - Djas Puhr - IV
SANYASSAN: SANYASSA IV - Terak - Battle for Endor
SARKAN: SARKA - Melas - IV
SARRISH: SARRISH - Veedaaz Awmeth - III
SAURIN: DURKTEEL - Garon Nas Tal - IV VI
SHAWDA UBB: MANPHA - Rappertunie - VI
SHI'DO: LAO-MON - Assistant of Po Nudo - II III (***)
SHIKITARI: SHIKITARI - Carl - CW
SHISTAVANEN: UVENA PRIME - Sivrak - IV (original)
SINITEEN: Unknown - Brainiac - IV
SKAKOAN: SKAKO - Wat Tambor - II III
SKRILLING: AGRIWORLD 2079 - Pote Snitkin - VI
SNEEVAL: SNEEVE - Boles Roor - I
SNIVVIAN: CADOMAI - Takeel - IV V VI
STENNES SHIFTER: STENNAROS - Trinto Duaba - IV
SY MYRTHIAN: SY MYRTH - Toonbuck Toora - I II III
SWOKES SWOKES: MAKEM TE - Gragra - I II III
SULLUSTAN: SULLUST - Nien Nunb - I II VI
TALZ: ALZOC III - Muftak - IV
TAMMUZ-AN: TAMMUZ-AN - Mon Julpa - DC
TARNAB: Unknown - Mot Not Rab - I II
THEELIN: Unknown - Rystàll Sant (half Theelin) - I III VI
THISSPIASIAN: THISPIAS - Oppo Rancisis - I II
TINTINNA: RINN - Unknown - Holiday Special
TOGRUTA: SHILI - Shaak Ti - II III
TOONG: TOONG'L - Ben Quadinaros - I
TOYDARIAN: TOYDARIA - Watto - I II
TRANDOSHAN: TRANDOSHA (DOSHA) - Bossk - V VI
TRIFFIAN: TRIFFIS - Ebe Endocott - I II
TROGODILE: RATTATAK - Swyy'm-Ee - CW
TROIG: POLLILLUS - Fode & Beed - I
TULGAH: Unknown - Morag - Ewok Cartoons
TUSKEN RAIDERS: TATOOINE - URORRUR'R'R - I II III (heard) IV VI
TWI'LEK: RYLOTH - Aayla Secura - I II III VI
UBESIAN: UBA IV - Boushh - VI
UGNAUGHT: GENTES - Ugloste - V VI
UMBARAN: UMBARA - Sly Moore - II III
URCHIN (DANDELION WARRIORS): ENDOR - Unknown - Ewok Cartoons
UTAU: UTAPAU - Unknown - III
VEKNOID: MOONUS MANDEL - Teemto Pagalies - I
VULPTEREEN: VULPTER - Dud Bolt - I
VURK: SEMBLA - Sweitt Concorkill - II III
VUVRIAN: VURDON KA - Wioslea - IV
WEEQUAY: SRILUUR - Sora Bulq - I II III VI
WISTIE: ENDOR - Izrina - COC
WOL CABASSHI TE: WOL CABASSH - Ghoel - VI
WOOKIEE: KASHYYYK - Tarfful - I III IV V VI
WHIPHID: TOOLA - J'Quille - II VI
Y'BITH: CLAK'DOR IV - Unknown - Holiday Special
YAM'RII (HUK): HUK - Kitik Keed'kak - IV
YARKORA: Unknown - Saelt Marae - VI
YUVERNIAN: YUVERNIA - Cane Adiss - VI
YUZZUM: ENDOR - Joh Yowza - VI
XAMSTER: XAGOBAH - Neva Kee - I
XEXTO: TROIKEN - Gasgano - I
ZABRAK: IRIDONIA - Agen Kolar - I II III

NEAR-HUMANS:
CHALACTAN: CHALACTA - Depa Billaba - I II
ENSO: ENSOLICA - Teyora Rekab - I
KIFFAR: KIFFU - Vul Tazaene - III (mentioned) IV VI
KORUNNAI: HARUUN KAL - Mace Windu - I II III
LORRDIAN: LORRD - Nee Alavar - III
MIRIALAN: MIRIAL - Luminara Unduli - II III
QIRAASH: Unknown - Leesub Sirln - IV
WROONIAN: WROONA - Papanoida - III

UNKNOWN SPECIES FROM THE MOVIES:
Ame Llom's species - II
Aurra Sing's species - I
Bane Malar's species - VI
Buboiculaar's species - VI
Chon Actrion's species - II
Eeusu Estornii's species - III
Giant Flog's Species - CW
Gormaanda's species - HS
Grebleips' species: BRODO ASOGI - I
Crockagor's species: CW
Kebyc's Species - V
Krelman's Species - HS
Krutch's Species - CW
Kulltu Kutta's Species: CW
N'a-kee-tula's Species: SHADDA-BI-BORAN - II (deleted scene)
Edcel Bar Gane's species: ROONA - I
Rum Sleg's species (is he an alien?) - I
Tork's Species - HS
Yoda's Tridactyl Species - I II III V VI CW

DC = Droid Cartoons
CW = Clone Wars Cartoons
COC = Caravan of Courage
BFE = Battle for Endor
HS = Holiday Special

(*) Annoo-Dat Blue are originally called Ret and hail from Gelefil.
(**) Polis Massan is not their real name. The Kallidahin were a race of beings native to the world of Kallidah. The Kallidahin believed themselves to be descendants of the ancient Eellayin species once native to Polis Massa. ('Ultimate Locations')
(***) The Shi'Ido are a shape shifting species