Season
- Season 1 1985-03-15
- Season 0 1985-03-15
Episode
- Episode 1: Planet of the Giant Beasts
- Episode 2: Tragedy of the Super-A.I. Planet Sakura
- Episode 3: Protect This Galactic Boy's Dreams!
- Episode 4: Set Course for the Third Planet
- Episode 5: Look! That's Your Dad's Star
- Episode 6: Child Beast and the Children
- Episode 7: Super-Powered Rock-Gorilla's Massive Counterattack
- Episode 8: Shining Smiles Over Green Fields: Lott and Sachi's Flight
- Episode 9: A Certain Tree's Tale
- Episode 10: The Female Spies and the Ancient Mystery Fish
- Episode 11: Ribbit! The March of Tsukuba's Giant Frog
- Episode 12: For Satan Gorth Fears the Divine Prophecy
- Episode 13: Assistance from Space: Rampage of the Four Evil Warlords
- Episode 14: Break Up the Japanese Islands! Operation Attack Line Hamana
- Episode 15: Dream or Illusion? The Golden Bird Takes Flight
- Episode 16: Future of Humanity? Giant Beast Empire Panic
- Episode 17: The Galactic Tarzan Who Dashes into the Ocean of Love and Tears
- Episode 18: Red-Eyed Machine Fighter Zanba
- Episode 19: The Cursed Seabed People Smile! S.O.S. Dolphin's Sea
- Episode 20: Daughter! Son! Leave It to the Last Chance
- Episode 21: Hot-Air Balloon Boy Cast Away! Brave Speed 160 km/h
- Episode 22: The Spell of Female Stranger Who Returned the Girl to the Demon
- Episode 23: The Forces of Evil Behind the MegaBeast Show of the Century
- Episode 24: Careful! ¥100,000,000 Salary Offer
- Episode 25: Help the Vanishing Tokyo! Evil Bullet Good Bullet Death Match
- Episode 26: Roaring Soil! Daileon's Angry Great Counterattack
- Episode 27: Run Swiftly Through the Singing Dancing Road of Youth
- Episode 28: The Electronic Monster's Lethal Data
- Episode 29: Mad Galant Dies! However Gilza...
- Episode 30: Red Balloon, Blue Balloon: Balloon Panic
- Episode 31: Teacher and Children Scream at Live Broadcast Panic
- Episode 32: The Robot Maid's Midnight Albite
- Episode 33: The Bully's Dancing Magic Great Battle
- Episode 34: Love of Father and Child that Breaks the Impregnable Fortress
- Episode 35: Bible Found! Now a Fearful Fact...
- Episode 36: The Shining of a New Life that Calls for a Miracle
- Episode 37: Full Course Panic! How About an Infernal Cousine?
- Episode 38: Older Sister is Strange! Planned Miracle
- Episode 39: Miyo's Kiss is 1 Million Horsepower
- Episode 40: Rich Man Tactic: Mystery of the Diamond Meteor
- Episode 41: Time to Duel: You Scream Deadly Gunman's Justice
- Episode 42: Friends that Came from the Stars: The Tale of Pippi and Hiroshi
- Episode 43: Alice Saw Satan Gorth's Wonderland
- Episode 44: You Survived? Appeared Ancient Haunt
- Episode 45: I Am Satan Gorth' Son
- Episode 46: People from All Galaxies Hold Hands
Megabeast Investigator Juspion
Juspion's parents were killed by space pirates when he was a baby. After escaping to the planet Eijin, he is raised by a space hermit.
He eventually embarks on a quest to fight the Mega beasts and defeat Satan Gorth. Hetravels from planet to planet until he finally arrives on Earth. Wearing a special suit, he has super human powers and a transforming spaceship.
