Nora Clavicle, a women's rights activist, uses her influence to have Commissioner Gordon, Chief O'Hara, and the whole police force fired and replaced with women. She cuts ties with Batman and Robin, then launches her plan to blow up Gotham City with explosive-packed mice and collect on the insurance. The Terrific Trio look for a way to neutralize her mechanical hordes before it's too late.

The Puzzler continues with his plan to hijack Artemus Knab's new airplane, the Retsoor, all the while leaving puzzles behind for Batman and Robin to ponder. He familiarizes himself with the jet's designs, then prepares to fly his prize to a foreign country where he will hold it for ransom. But the Dynamic Duo have an easier time with his clues than he expected, resulting in a climactic confrontation at the airplane hanger.

The Puzzler, a villain with a fondness for both Shakespeare and aviation, indicates he is after the fortunes of Artemus Knab. He convinces the billionaire to invest in his puzzle balloon business, but when the Dynamic Duo find that Knab seems too intelligent to fall for a phony scheme, they look deeper for the criminal's true intentions. Their search leads them to Knab's airplane monopoly, but unknown to them, the Puzzler has plans to halt their investigation - permanently.

Louie the Lilac has cornered the flower market in Gotham City, hoping to gain control over the entire "flower generation." He kidnaps the organizer of their planned flower-in, Princess Primrose, and brainwashes her with his Stupefying Aromatic Spray. Batman and Robin follow a clue to the villain's lair only to be captured by Louie and fed to his giant man-eating lilacs. With the Caped Crusaders out of the way, Louie heads back to the flower-in to continue his evil plan. Alfred, meanwhile, has been alerted to Batman and Robin's situation, and goes looking for Batgirl to aid in the fight.

Louie the Lilac is in town, planning to corner the lilac perfume market in Gotham City. His concoction requires the glands of several animals, so he kidnaps Bruce Wayne and Dick Grayson to make the extractions. With "Batman and Robin" unable to respond, Batgirl attempts a rescue, only to be captured herself. The trio rely on their wits (and the latest bat-invention) to attempt an escape.

Lord Ffogg and Lady Peasoup plan to steal a ship-worth of mod clothing material with which they can control the fashion world of Londinium. Ffogg and his men subdue Batman, Peasoup and her girls grab Robin and Lady Prudence uses the paralyzing fog on Batgirl.

The Joker plans to become the king of surfing, hoping the fame will give him control over the hearts and minds of Gotham City. He captures top surfer Skip Parker, then uses his "Surfing Experience & Ability Transferometer" to transfer the needed skills and stamina from Skip to himself. When all the other contestants drop out of the upcoming surfing match, Batman steps up to challenge the Joker's supremacy.

With his special truck finished, Shame goes to work on his final caper - the theft of four prize cattle worth over one million dollars. Batman and Robin deduce his plan, but realize they are too late to stop him and too slow to catch him. With little left to go on, the Dynamic Duo employ their "bat-logic" to try to figure out his next move.

Egghead and Olga, Queen of the Bessarovian Cossacks, team up to kidnap Commissioner Gordon. In exchange for his safety, they demand a ten cent tax for every egg eaten in Gotham City. Batman and Robin suspect that Olga may also be after the giant Samovar of Genghis Khan and use it to find a way into her hideout. However, it turns out that the Duo have been expected. While Olga targets Batman as her future husband, her cook prepares a wedding borscht which will contain Commissioner Gordon and Robin.

Egghead and Olga, Queen of the Cossacks, steal two pounds of Radium from the Gotham City Radium Center. Using it in their "Zapping Machine," they attempt to hatch an ancient Neosaurus egg, planning to feed the baby dinosaur a meal of Batman, Robin, and Batgirl. Surprisingly, the machine seems to be working. But when the egg cracks, the baby Neosaurus is more than they can handle.

Commissioner Gordon travels across the channel to Londinium by request of the President to assist in a spree of baffling burglaries. Also aboard ship are Bruce Wayne, Dick Grayson, their manservant Alfred and Gordon's daughter Barbara. Alfred sets up a make-shift Batcave under a rented mansion near Londinium while Batman & Robin visit lord Ffogg and Lady Peasoup, who run a girl's finishing school that teaches their students a degree in shoplifting.

Batman, ably assisted as always by Alfred, saves Robin from being crushed by a winch at the Tower of Londinium. He also rescues Batgirl from the dungeon at Ffog Place. But Robin gets stung by an African Death Bee as Lord Ffogg and Lady Peasoup get ready to steal the crown jewels at the Bloody Tower.

Egghead and Olga, Queen of the Cossacks, kick off their return with several thefts from the Gotham City Museum. Egghead begins planning a series of heists - intended to provide him with the dowry needed to marry Olga. Swiping 500 pounds of dehydrated caviar goes off without a hitch. But when Batgirl attempts to outfox Egghead, she is instead captured by the villain. It's up to Batman and Robin to find the villains' hideout before Olga's Cossacks make mincemeat out of their crime fighting friend.

The Penguin taints the ink at the U.S. Mint with Lygerian Sleeping Sickness. As word of the infected money gets out, citizens of Gotham City empty their cash right onto the streets - and into Penguin's pockets. But when Bruce Wayne spreads word of the infected bills worldwide, the Penguin realizes his ill-gotten gain is worthless and threatens a more devilish plot if the warning is not retracted.

Shame escapes from prison, and together with Calamity Jan, goes to work on his newest caper. He leaves a cryptic clue for Batman, Robin, and Batgirl describing the first part of his scheme - the robbery of two opera singers. The Terrific Trio decipher his riddle and attempt to stop him, but when Shame breaks out his "fear gas," the three are left quaking in their shoes.

The Black Widow uses her cerebrum short-circuiting device to rob bank after bank in Gotham City. Batman and Robin soon catch up with her, but actually capturing the villainess proves harder than expected. Despite her nerve paralyzer spray, and two remote-control dummies that try to throw the Dynamic Duo off course, they finally make it inside the Black Widow's lair. But soon after entering, they are trapped in a giant web with two deadly black widow spiders.

Told that her loot is genuine money after all, Zelda is forced to lure Batman and Robin into a possibly unsolvable deathtrap, with hitmen waiting outside to shoot them if they escape.

Colonel Gumm moves out of the Pink Chip Stamps Factory, taking its owner Pinky Pinkston along as a hostage. A message hidden by Miss Pinkston in a bowl of alphabet soup directs Batman and Robin to the International Stamp Exhibition. Though the Green Hornet and Kato will be attending to try to expose Colonel Gumm, Batman and Robin believe they are out for personal profit. The misunderstanding has the two sets of crime fighters fighting each other while the real criminal nearly makes off with the exhibition's rare and valuable stamps.

Chandell, the musical virtuoso, visits Gotham City for a piano concert. But unknown to the public, Chandell is being blackmailed into a life of crime by his twin brother Harry, who retains most of the profits. Chandell intends to buy off Harry forever, and he knows just where to get the funds - from the Wayne family fortune. With Batman and Robin out of town, he suspects the robbery will be a piece of cake. However, Batman has been listening to Chandell's concert remotely, and after detecting an anomalous chord, summons Robin back to Wayne Manor to investigate.

Batman and Robin escape Chandell's trap. Once back in the Batcave, they deduce his plan to get the Wayne family fortune by killing Bruce Wayne and Dick Grayson, then marrying the rightful heir, Aunt Harriet. In order to trap the villain, Bruce and Dick fake their own deaths. However, Harry has also figured out his brother Chandell's scheme, and desiring the Wayne fortune for himself, concocts a plan to masquerade as his twin brother.

Mr. Freeze is in town, and has begun a new cold wave of terror. He launches "Operation Hate Batman," framing the Caped Crusader as taking a bribe and dressing his own henchmen as Batman and Robin. As the negative press mounts, Mr. Freeze works on his plan to turn the Dynamic Duo into human Frosty Freezies.

Shame is back, and is using stolen vehicle parts to assemble a truck so fast even the Batmobile won't be able to catch him. Bruce Wayne tricks him into stealing his limo, which he (as Batman) and Robin use to track down his hideout. But the villain gains the upper hand in the ensuing fight, and the Dynamic Duo find themselves staked to the ground in the path of a cattle stampede.

As a front for his next crime wave, the Penguin forms a motion picture company. He teams up with Marsha, Queen of Diamonds, and gets Batman and Robin to take part in his movie. Marsha attempts to put Batman under her spell with drugged lipstick during the love scene, and filming at the Gotham City Museum of Antiquities turns out to be a good cover for the Penguin to snatch some ancient armor. Moreover, when the fight scene turns out to be all too real, the Dynamic Duo are captured and tied to a giant catapult about to be sprung.

Though Batman escapes his watery trap, Robin is left in the hands of King Tut. The deluded villain still believes that Lisa Carson is really Queen Cleopatra, and calls Lisa's father to demand a ransom of $8,300,487.12, the mortgage on the Pyramids. Using the Jolly Jackson radio show to communicate, Tut negotiates the terms of payment with Batman. However, the villain most likely intends to keep both the money and Lisa, and has further plans to fry the Caped Crusaders in his royal boiling oil.

Back in his iceberg headquarters, Mr. Freeze persuades the kidnapped Professor Isaacson to build him a thermodynamic ice ray beam. He issues an ultimatum that he will begin freezing the entire country if his demands are not met, then gives a demonstration of his weapon. As the villain works out just what his demands are, Batman and Robin track his seal, Isolde, through an ice-packed Gotham Harbor to locate the villain's hideout.