After several buildings are inexplicably blown up, Control follows the trail to an art gallery where a former chemist, debonair Rex Savage, has teamed up with painter Mondo to produce a series of explosive paintings. 99 disguises as an art expert with Max as her driver/butler as they try to get Savage's fingerprints and photograph, something that turns out to be a little more complicated than expected.

CONTROL tries to find the location of a KAOS communications center, which turns out to be in a pool hall.

The Claw is back, and planning to lead Max into his deadly trap. His scheme leads Max and 99 to San Francisco as they follow a Chinese agent (Number 3) in the hopes that this will lead them to Number One (Claw), the mastermind behind a smuggling operation that uses a laundromat as facade (though the real money is actually in the laundry). However Max gets help from Harry Hoo, a chinese police inspector with a keen eye for detail and two possibilities to explain anything.

Max and the Chief disguise themselves as concert critics as they go in the aid of Hubert, a violin virtuoso who has been working undercover to find the identity of KAOS's Big Boss. Just before Hubert is able to give his report he is killed but first hides a clue in the form of writen music. Max must then stop pianist Wolenska from being killed by a bomb planted in the piano on which he will perform Hubert's last symphony, a desperate attempt of the Big Boss to keep his identity secret.

An agent dies, which leaves Max in charge of the "Spy's Guild" labor negotiations.

Max has to impersonate a safe cracker named Jimmy Ballantine. He has his face wrapped in bandages so KAOS won't recognise him. 99 poses as a manicurist & agent 13 is in the towel steamer. Control believes the barber shop is a KAOS front. The KAOS agents want Max to open the vault of a federal reserve bank. 99 doesn't know which one,so the Chief has all the banks vaults left unlocked. Max opens the vault, KAOS guys are removing the money & plan to kill Max,when he gets the drop on them & their plan backfires. 99 & the Chief arrive & Max accidentaly locks the Chief in the vault.

Max and Harry Hoo try to solve a murder of an agent in a tropical hotel, but their suspects keep turning into victims.

86 and 99 are stranded on a KAOS controlled island where they must fight for their lives.

86 overhears a plot to kill scientists but Max suffers amnesia in a car crash. KAOS uses a creative way to protect this information.

A British scientist who came to America to reveal a new rocket fuel formula hides at Max's apartment as KAOS tries everything they can to capture him and steal the formula.

Max and 99 are saved by Siegfried, who wants to defect. The Chief doesn't trust Siegfried until he starts to sell important information about KAOS.

KAOS's League of Impersonators are serving as duplicates for CONTROL agents, trying to steal the plans for a warhead and wreak havoc at CONTROL. After the real Max kidnapped and is replaced by an impostor, he manages to escape and a committee has to determine which is the real Max!

Max & 99 have to infiltrate a motorcycle gang called the ""Purple Knights"", because Control believes they kidnapped the Prime Minister of a foreign country while Max was guarding him.

When a top CONTROL scientist dies, it turns out that he wasn't the real brains behind the operations.

Max travels to Coronia to protect the King of Coronia from the King's evil half-brother Basil

The Chief is relieved of Duty as Chief,when he receives a call from what he believes is the President;(actually it is Gorshen a Kaos voice impersonator)informing the Chief as of Today Max is the New Chief.This part of Kaos's plan to infiltrate,and then destroy Control.With Max being in charge Kaos really don't need to plan.

The story spoofs NBC's ""I Spy"" and Robert Culp of that series appears in a cameo role.

Thirty years earlier bank robbers Connie and Floyd met up with Sam Vittorio, who had robbed 192 banks. Now dying, Vittorio will only reveal the location of his hidden loot to his protégés, who look remarkably like Max and 99.

Each time Smart picks a best man for his upcoming wedding to Agent 99, the man meets with a mysterious accident. The Chief deducts that there must be a link between all of the accidents and KAOS because all of Max's prospects are fellow agents. To prevent further loss of manpower a t CONTROL, Hymie is appointed best man. KAOS then reveals it's true interest in Max's choice of best man - nearly to the extinction of CONTROL.

With an attempt to kidnap Admiral Hardgrade in the works, Max has him stay in his apartment.

KAOS scientist Dr. Madre passes information on the location of the Melnick uranium mine to Max, in the form of a "drinkable map".

The big day arrives for Smart and Agent 99, but almost without Smart as he is sidetracked by a bizarre case.

Wheelchair bound mastermind Leadside is caught in a robbery by Max and announces a three-part plan. Phase one, he will escape from Max. Phase two, he will destroy CONTROL. Phase three, he will kill Maxwell Smart. After Leadside follows through on Phases One and Two, Max holes up in his apartment, vowing "Leadside will only complete Phase Three over my dead body." This is one of my favorite episodes and Ronald Long is brilliant as Leadside. "My mother gave me Norman." The wheelchair in the back of the truck bit is still side-splittingly funny.

CONTROL corners KAOS Agent Klineschmidt in a house and attempts to take him alive. Before they can do that, he manages to shoot Max in the buttocks. Forced to stay at home, Max amuses himself by using binoculars to spy on the office building across the street. The office he's watching belongs to Otto Greer, who is a government contractor. Top secret papers have been disappearing from his office so the Chief assigns 99 to work undercover as secretary to Greer. Max keeps an eye on 99's progress and discovers too late that Greer is a KAOS agent planning to kill both of them.