Season 1 Episode
- Season 1 Seize the Light!
- Season 1 A Hero Appears
- Season 1 His Name is Gaia
- Season 1 Gamu of the Sky
- Season 1 Another Giant
- Season 1 The Ridiculing Eye
- Season 1 The Cleansing of the Earth
- Season 1 The 4,600 Million Years-Old Ghost
- Season 1 Seagull Takes Off
- Season 1 Rock Fight
- Season 1 Dragon Capital
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- Season 1 The Challenge from the Anti-Space
- Season 1 When the Rain Stops
- Season 1 Birth of Agul
- Season 1 Shadow of Space, Light of Earth
- Season 1 Agul vs. Gaia
- Season 1 Lilia's Maze
- Season 1 The Fossil of Ruin
- Season 1 The Sea of a Mysterious Light
- Season 1 Wings of a Stone
- Season 1 Gamu Expelled!
- Season 1 The Determination of Agul
- Season 1 Showdown for Tomorrow
- Season 1 Final Resolution
- Season 1 A New Battle
- Season 1 The Advent of the Heatwave
- Season 1 The Distant City: Uqbar
- Season 1 The Demon's Cocoon
- Season 1 The Accursed Eye
- Season 1 The Future Seen Before
- Season 1 Battling the Legend
- Season 1 Crash of Souls!
- Season 1 Ransom for a Monster
- Season 1 The Sky of Reunion
- Season 1 The Fourth Symphony of a Nightmare
- Season 1 Ground-Breaking Tusks
- Season 1 Lake of Sadness
- Season 1 I Want to See Gaia!
- Season 1 Resurrection of Agul
- Season 1 Gamu vs. Gamu
- Season 1 The Silver Eyes of Izak
- Season 1 Attack of the Space Monsters
- Season 1 The Living Planet
- Season 1 The Attack of the Forest
- Season 1 X.I.G. Destroyed!?
- Season 1 Revenge of the Death God
- Season 1 An Angel Descends
- Season 1 The Cry of the Earth
- Season 1 Earth is Ultraman's Home
ウルトラマンガイア - Season 1 Episode 28
8.70 24 minutes 
