Season
- Season 1 1974-04-12
- Season 0 1978-01-01
Episode
- Episode 1: The Death of Seven! Tokyo Is Sinking!
- Episode 2: The Big Sink! The Last Day of the Japanese Archipelago
- Episode 3: A Farewell to Tears
- Episode 4: A Vow Between Men
- Episode 5: Don't Cry! You're a Man
- Episode 6: You're a Man! Burn On!
- Episode 7: A Beautiful Man's Disposition
- Episode 8: Certain Kill! Monster Challenger!
- Episode 9: Bridge of Friendship That Spans Space
- Episode 10: The Wandering Monster of Sorrow
- Episode 11: One Man Covered in Mud
- Episode 12: The Adventure Nut Arrives!
- Episode 13: Huge Explosion! A Desperate Couple of Aliens
- Episode 14: Certain-Kill Fists! A Young Boy Calls Upon a Tempest
- Episode 15: Deadly Designs in Darkness! Attacking With Fighting Spirit
- Episode 16: The Woman Who Faded Into the Night
- Episode 17: Bride of the Wolfman
- Episode 18: Vampire! The Bat Girl
- Episode 19: The Revival of the Half-Man Fish
- Episode 20: The Mysterious Boy of the Little Bear
- Episode 21: I Saw a Goddess in the Far North
- Episode 22: The Leo Brothers vs the Monster Brothers
- Episode 23: The Mischievous Alien Who Fell Out of Bed
- Episode 24: The Beautiful Virgo Maiden
- Episode 25: The Rhinoceros Beetle Is a Space Invader
- Episode 26: Ultraman King vs the Magician
- Episode 27: Mighty! Momotaro!
- Episode 28: The Return of the Bearded Captain!
- Episode 29: Reunion of Fate! Dan and Anne
- Episode 30: The Monster's Favor
- Episode 31: The White Flower That Protects Earth
- Episode 32: Farewell, Princess Kaguya
- Episode 33: The Leo Brothers vs the Space Demon Alien
- Episode 34: Ultra Brothers, Eternal Vows
- Episode 35: I'm a Monster General!
- Episode 36: Fly Leo Brothers, Save the Space Base!
- Episode 37: Mystery! The Mirror in Which the Devil Lives
- Episode 38: Battle! The Leo Brothers vs. the Ultra Brothers!
- Episode 39: The Leo Brothers and the Ultra Brothers, Time of Victory
- Episode 40: MAC Annihilated! The Flying Saucer Is a Living Creature
- Episode 41: The Saucer Creature from the Evil Planet Is Here!
- Episode 42: The Assassin Is a Flying Saucer
- Episode 43: Challenge! The Terror of the Blood-Sucking Saucer
- Episode 44: The Shooting Star from Hell
- Episode 45: The Phantom Girl
- Episode 46: The Fighting Leo Brothers! The End of the Flying Saucer Beast
- Episode 47: The Girl Who Collects the Stardust of Demons
- Episode 48: The Giant Bird Saucer Attacks Japan's Archipelago
- Episode 49: The Red Assassin Who Beckons Death!
- Episode 50: The Life of Leo! The Miracle of King!
- Episode 51: Goodbye Leo! Journey to the Sun
Ultraman Leo
After being brutally maimed by evil aliens, Dan Moroboshi (Ultra Seven) takes under his wing a fierce young Ultra-like being from L-77, and christens him "Ultraman Leo," to continue his mission to defend the Earth.
