Lex Luthor
Played by Michael Rosenbaum.
Lex Luthor
GEOS currently lacks a description for Lex Luthor.

Regular

Smallville

001
Pilot
002
Metamorphosis
003
Hothead
004
X-Ray
005
Cool
006
Hourglass
007
Craving
008
Jitters
009
Rogue
010
Shimmer
011
Hug
012
Leech
013
Kinetic
014
Zero
015
Nicodemus
016
Stray
017
Reaper
018
Drone
019
Crush
020
Obscura
021
Tempest
022
Vortex
023
Heat
024
Duplicity
025
Red
026
Nocturne
027
Redux
028
Lineage
029
Ryan
030
Dichotic
031
Skinwalkers
032
Visage
033
Insurgence
034
Suspect
035
Rush
036
Prodigal
037
Fever
038
Rosetta
039
Visitor
040
Precipice
041
Witness
042
Accelerate
043
Calling
044
Exodus
045
Exile (I)
046
Phoenix (II)
047
Extinction
048
Slumber
049
Perry
050
Relic
051
Magnetic
052
Shattered
053
Asylum
054
Whisper
055
Delete
056
Hereafter
057
Velocity
058
Obsession
059
Resurrection
060
Crisis
061
Legacy
062
Truth
063
Memoria
064
Talisman
065
Forsaken
066
Covenant
067
Crusade
068
Gone
069
Facade
070
Devoted
071
Run
072
Transference
073
Jinx
074
Spell
075
Bound
076
Scare
077
Unsafe
078
Pariah
079
Recruit
080
Krypto
081
Sacred
082
Lucy
083
Onyx
084
Spirit
085
Blank
086
Ageless
087
Forever
088
Commencement (I)
089
Arrival (II)
090
Mortal
091
Hidden
092
Aqua
093
Thirst
094
Exposed
095
Splinter
096
Solitude
097
Lexmas
098
Fanatic
099
Lockdown
100
Reckoning (100 th episode)
101
Vengeance
102
Tomb
103
Cyborg
104
Hypnotic
105
Void
106
Fragile
107
Mercy
108
Fade
109
Oracle
111
Zod (II)
112
Sneeze
113
Wither
114
Arrow
115
Reunion
116
Fallout
117
Rage
118
Static
119
Subterranean
120
Hydro
121
Justice
122
Labyrinth
123
Crimson
124
Trespass
125
Freak
126
Promise
127
Combat
128
Progeny
129
Nemesis
130
Noir
131
Prototype
132
Phantom (I)
133
Bizarro (II)
134
Kara
135
Fierce
136
Cure
137
Action
138
Lara
139
Wrath
140
Blue
141
Gemini
142
Persona
143
Siren
144
Fracture
145
Hero
146
Traveler
147
Veritas
148
Descent
149
Sleeper
150
Apocalypse
151
Quest
152
Artic

Guest

Smallville

217
Finale (I) (series retires)
218
Finale (II) The Beginning of a Legend (series retires)