S1 • E1
A remarkable invention turns a nine-year-old boy, Joe McLane, into a secret agent and plunges him into a sensational career. His first mission is to steal a Russian fighter-bomber and, in the process, prevent an East versus West arms race.
S1 • E2
Two men become trapped aboard a space station that is to form the hub of W.I.N.'s new orbital radar system.
S1 • E3
Dr. Conrad Darota intends to discover the secret of W.I.N.'s File 90 which details the BIGRAT project and Joe's involvement as W.I.N.'s most special agent.
S1 • E4
Following the shooting of W.I.N. agent Ed Johnson while investigating the activities of ruthless gun-runner Mario Coletti, Joe infiltrates Coletti's hide-out using Johnson's brain patterns.
S1 • E5
Army supply runs ferrying U114 liquid explosive to the North African Kachunga tunnel construction project have been plagued by sabotage. WIN brings in a boy colonel to do a man's job.
S1 • E6
W.I.N. agent Roger Fleming is captured in Santa Marina after hiding a top-secret microfilm. Joe 90's mission is to navigate the labyrinthine jungle canals, rescue Fleming from an impregnable prison fortress, and recover the microfilm.
S1 • E7
When the Sultan of Ardaji dies under mysterious circumstances and the heir to the throne, Prince Kahib, is kidnapped, Joe must temporarily assume the role of the prince to prevent the corrupt Regent, Ben Shaza, from seizing power.
S1 • E8
Concert pianist Igor Sladek is secretly one of W.I.N.'s top agents, but during a private recital at the Dolski Palace, his final engagement of a world tour, his cover is blown and he is arrested. It's up to Joe to break him out.
S1 • E9
When two electronics specialists vanish in suspicious plane crashes, WIN suspects they were kidnapped. To lure out the kidnappers, Mac is used as bait, flying the same route as the previous planes, with Joe acting as his escort.
S1 • E10
A U85 two-man atomic submarine is grounded inside Porto Guavan territorial waters and its discovery by Juan Chaves' military dictatorship could jeopardise free elections in the police state.
S1 • E11
While searching for Uranium 534, Dr. Willie Loover is trapped with two colleagues in a mine tunnel in the Pueblo Mountains.
S1 • E12
Writer Maurice Estoral urgently requires a brain operation, but the only neurosurgeon who can perform the procedure is badly injured in a plane crash.
S1 • E13
On the week before Christmas, Rev Shepherd has been passing forged bank notes but when he is confronted by Mac and Sam, he reveals that his verger is being held hostage by the counterfeiters in the church crypt.
S1 • E14
Joe and Mac are tricked into taking a vacation in Borova, a country at the verge of war. Joe is then given the brain patterns of an Army tank driver and tasked with destroying the rogue government's new military base.
S1 • E15
An air force B107 bomber is forced down inside the Arctic Circle by a freak storm, but only three of the four nuclear devices on board are recovered.
S1 • E16
Three of W.I.N.'s top couriers have been killed and Shane Weston suspects an inside job.
S1 • E17
Mac falls in love with a beautiful American reporter, Angela Davies, but Sam is concerned about their liaison and finds a willing ally in Joe.
S1 • E18
Kramer Foundation funds are being misappropriated and W.I.N. must recover the remaining money which amounts to eight million dollars in gold bullion.
S1 • E19
An experimental brain transfer allows Mac and Joe to dream the same dream. In it, they are involved in a race from London to Monte Carlo against an Army team led by General Tempest, who will stop at nothing to win.
S1 • E20
After the crash of an F116 prototype aircraft, Joe flies a second prototype to determine the cause of the crash, using the brain patterns of top test pilot Jim Grant.
S1 • E21
A couple of escaped convicts threaten the life of Canadian Prime Minister MacCormack, shelling a rail bridge as the Minister's train is crossing.
S1 • E22
Joe 90 parachutes into the Andes foothills in search of an antidote after four leading world statesmen are paralyzed by Aztec blow darts. To uncover the criminal mastermind using the Aztecs as pawns, Joe undergoes the Trial by Entombment.
S1 • E23
Financial shark Ralph Clayton uses dubious methods to take control of rival companies. When he attempts a hostile takeover of a WIN supplier, Prof. McClaine, Joe, Shane and Sam become a four-man monkey-wrench gang to scotch the deal.
S1 • E24
When the BIG RAT breaks down, Joe ends up falling asleep and dreams of being a gun-slinging sheriff of the town of Joesville in the wild west where he must single-handedly take on the infamous WIN gang.
S1 • E25
W.I.N. discovers that the Eastern Alliance have built a secret rocket installation which will launch a nuclear device into orbit and hold the world to ransom.
S1 • E26
W.I.N. is assigned to ensure the safety of President Juan Cordova who plans to expose the corruption of General Valdes.
S1 • E27
When the Eastern Alliance isolates the X-41 virus, a pathogen capable of breaking down the molecular structure of matter and destroying everything in its path, Joe is sent into enemy territory to retrieve a formula that can stop it.
S1 • E28
A new Orbital Glide Transport craft is sabotaged and crashes on the launch control building, trapping the flight controller inside with vital monitoring equipment - both will be wiped out if the OGT's rocket fuel ignites.
S1 • E29
The maiden voyage of the S.S. Friendship hoverliner is at risk when Sir George Harris receives a bomb threat.
S1 • E30
It is Joe's 10th birthday, but Mac has already gone to town before Joe wakes up and won't be back until late.
Professor Ian 'Mac' McClaine
Joe McClaine
Shane Weston
Agent 26
Sam Loover
Colonel Henderson
Dorina Cordova