E1 - The Bubbler

Aired: September 10, 1966

The Bubbler kidnaps the Shah of Shish-Ka-Bob and it's up to the Impossibles to rescue him.

E2 - The Shocking Electrical Monster

Aired: September 10, 1966

Dr. Shock uses his Master Mix Monster Machine to turn his assistant Igor into an electricity-absorbing monster.

E3 - The Spinner

Aired: September 10, 1966

The Spinner steals a $1,000,000 tiara.

E4 - The Perilous Paper Doll

Aired: September 17, 1966

The Paper Doll Man steals a top secret plan and is out to steal the second part.

E5 - The Spyder Man

Aired: September 17, 1966

Professor Conroy and Buzz unveil the blueprints for the Spy Detector XK-00-7 at a Maximum Security Building. Unfortunately, the blueprints are targeted by the Spyder Man.

E6 - Beamatron

Aired: September 17, 1966

Beamatron steals a priceless painting from a ship.

E7 - The Burrower

Aired: September 24, 1966

The Burrower uses his burrowing machine to steal half a million dollars from the bank and dig ten miles down to his lair.

E8 - The Menace from the Wax Museum

Aired: September 24, 1966

Upon an encounter with Buzz at the wax museum, Mr. Menace uses his monsters Godzonka, Gorillis and Cyclaws in an attack upon San Francisco.

E9 - Timeatron

Aired: September 24, 1966

Timeatron uses his time cabinet to bring villains from the past to pillage for him.

E10 - Smogula

Aired: October 01, 1966

Smogula freezes the Impossibles and seals them within a cave, so they will not interfere with his plans to conquer Empire City.

E11 - The Alien Brain from Outer Space, Part 1

Aired: October 01, 1966

A giant alien brain arrives on Earth and captures Buzz and Frankenstein Jr.

E12 - The Sinister Speck

Aired: October 01, 1966

The Speck uses a formula to shrink himself in order to photograph top secret plans.

E13 - Fero, the Fiendish Fiddler

Aired: October 08, 1966

To get the Impossibles out of the way, Fero uses his fiddle to transport them to different planets.

E14 - The Alien Brain from Outer Space, Part 2

Aired: October 08, 1966

A giant alien brain arrives on Earth and captures Buzz and Frankenstein Jr.

E15 - Mother Gruesome

Aired: October 08, 1966

Mother Gruesome invents a machine that brings villainous storybook characters out of their stories to help her with her crimes.

E16 - Televisatron

Aired: October 15, 1966

Televisatron transports the Impossibles to different television shows.

E17 - U.F.O. Unidentified Fiendish Object

Aired: October 15, 1966

The alien Zargon unleashes his warrior Destructo to conquer Earth.

E18 - The Diabolical Dauber

Aired: October 15, 1966

The Dauber uses a special brush where anything he paints becomes real.

E19 - Aquator

Aired: October 22, 1966

Aquator has stolen a secret formula from a scientist who is friends with Big D and shrinks himself to microscopic size in order to get all the microscopic creatures to become large.

E20 - The Unearthly Plant Creatures

Aired: October 22, 1966

Plant Man thaws the last three prehistoric plants (the Carnivorous Chewer, the Creeping Crusher and the Fire-Breathing Snapdragon) from a glacier and then sprays them with his Obedience Ray in a plot to eliminate Buzz and Frankenstein Jr.

E21 - The Wretched Professor Stretch

Aired: October 22, 1966

Professor Stretch causes havoc with his elastic abilities.

E22 - The Devilish Dragster

Aired: October 29, 1966

The Dragster has stolen a valuable item.

E23 - The Deadly Living Images

Aired: October 29, 1966

The Mad Inventor has invented the Double Identity Duplicator Projector to create living images he can control.

E24 - The Return of the Spinner

Aired: October 29, 1966

The Spinner returns and steals a priceless pooch.

E25 - Satanic Surfer

Aired: November 05, 1966

The Surfer takes pictures of a top secret submarine.

E26 - The Colossal Junk Monster

Aired: November 05, 1966

The Junk Man creates the Colossal Junk Monster in a plot to eliminate Frankenstein Jr.

E27 - The Puzzler

Aired: November 05, 1966

E28 - The Scheming Spraysol

Aired: November 12, 1966

Spraysol steals top secret documents.

E29 - The Incredible Aqua-Monsters

Aired: November 12, 1966

Buzz and Frankenstein Jr. guard the Navy's new Hydrotomic Submarine to prevent Dr. Hook and his aquatic monsters from stealing it.

E30 - The Scurrilous Sculptor

Aired: November 12, 1966

The Sculptor turns people into statues.

E31 - The Artful Archer

Aired: November 19, 1966

The Archer steals a priceless violin and a million dollars.

E32 - The Gigantic Ghastly Genie

Aired: November 19, 1966

Zorbo the Great creates a genie and plans to use its three wishes in order to defeat Frankenstein Jr. and conquer the world.

E33 - The Insidious Inflator

Aired: November 19, 1966

The Inflator creates giant balloon monsters to help him commit crimes.

E34 - The Dastardly Diamond Dazzler

Aired: November 26, 1966

The Diamond Dazzler steals a precious diamond in order to awaken the genie within.

E35 - The Birdman

Aired: November 26, 1966

Birdman and his robotic birds Vulturo, Rodantus, and King Condor abduct two astronauts and hold them for a ransom of $1,000,000.

E36 - The Return of the Perilous Paperman

Aired: November 26, 1966

The Paper Doll Man returns and causes trouble.

E37 - Cronella Critch the Tricky Witch

Aired: December 03, 1966

A witch named Cronella Critch robs a charity for orphans party.

E38 - The Invasion of the Robot Creatures

Aired: December 03, 1966

Sertano the Satellite King, an alien from Galaxy X, uses a gravity ray in order to get Earth to surrender. Buzz and Frankenstein Jr. must defeat Sertano's robots in order to defeat him.

E39 - The Terrible Twister

Aired: December 03, 1966

The Twister is stealing precious jewels.

E40 - Professor Stretch Bounces Back

Aired: December 10, 1966

Professor Stretch returns and creates a rubber monster to help him.

E41 - The Manchurian Menace

Aired: December 10, 1966

E42 - The Terrifying Tapper

Aired: December 10, 1966

The Tapper transmits himself over phone lines.

E43 - The Anxious Angler

Aired: December 17, 1966

The Angler steals secret space research.

E44 - The Mad Monster Maker

Aired: December 17, 1966

To perform a crime wave in London, Baron Von Ghoul creates robotic versions of the horror movie monsters the Electroflying Firefly, the Menacing Mummy, and the Wicked Werewolf.

E45 - The Rascally Ringmaster

Aired: December 17, 1966

The Ringmaster puts on a circus and robs from those who attend.

E46 - Billy the Kidder

Aired: December 24, 1966

Billy the Kidder is a cowboy who rides a robotic horse and plans to rob the U.S. Mint.

E47 - The Monstermobile

Aired: December 24, 1966

The Mad Inventor has invented the Monstermobile and uses its many gadgets to commit crimes.

E48 - The Fiendish Dr. Futuro

Aired: December 24, 1966

Dr. Futuro comes from the 40th century to the twentieth century to steal a million dollar gold brick.

E49 - The Crafty Clutcher

Aired: December 31, 1966

The Clutcher uses an invention that brings his gloves to life.

E50 - Pilfering Putty Monster

Aired: December 31, 1966

Mr. Menace uses his putty monster to steal a $1,000,000 coin collection and even kidnaps Buzz. It is up to Frankenstein Jr. to rescue Buzz and defeat Mr. Menace.

E51 - The Infamous Mr. Instant

Aired: December 31, 1966

Mr. Instant uses his insta-gun that can make anything in an instant.

E52 - The Bizarre Batter

Aired: January 07, 1967

The Batter kidnaps a baseball star and holds him for ransom.

E53 - The Spooktaculars

Aired: January 07, 1967

Dr. Spectro creates three giant ghoulish ghosts in order to take over Penciltrainia.

E54 - The Not So Nice Mr. Ice

Aired: January 07, 1967

Mr. Ice and his henchman Freezer Freezer freeze the city in order to take it over.