Wayne stays in the lab to write a best-selling thriller about a private detective named Wayne Wolff.
Wayne's shrink ray malfunctions and minimizes Wayne, Amy, Jack and the Chief.
Nick wants to audition on the Szalinski's favorite game show and makes a potion to increase his size.
An agent with the Canadian Secret Service appeals to Wayne in an attempt to convince him to reactivate his membership.
The spirit of an insult comedian from the Wild West possesses Amy's body.
Diane has a chance to become partner in the law firm, as long as she hosts a dinner for the firm's ornery founder and his wife.
A famous jewel thief arrives in Matheson and a crime spree begins; Wayne invents some crime-fighting tools.
Trouble arises after Amy writes a story about Wayne that attracts the attention of two criminals.
Wayne (Peter Scolari) plays hooky from the zoo in order to attend a concert with Jake and Mr. Jennings (George Buza, Bruce Jarchow).
Amy (Hillary Tuck) tries to impress a college recruiter while Diane (Barbara Alyn Woods) dreams of life in a normal family. With Peter Scolari and Thomas Dekker.
The Szalinski tradition of watching a solar eclipse hits a snag when Diane gets stuck in court and the kids are sidelined.
Wayne steps in after Randy Rude the Science Dude's ratings start slipping.
The Matheson Community Theater is threatened with closure and must raise money in order to avoid it being bulldozed.
Wayne designs a car for Amy that includes a mannequin named Safe-T-Guy.
Randy Rude the Science Dude, Wayne's brother, decides to get married, even though he hasn't found his bride yet.
Mr. Jennings accepts a bet to play golf against his chief business rival and Wayne must invent some high-tech golf clubs.
Wayne must figure out a way to keep Ninjas from invading the town.
Wayne develops a device to end war and boost global self-esteem.
Amy and Nick suffer cabin fever so Wayne invents a television device that malfunctions, sending both children into TV land.
Diane's sister comes for a visit and Wayne attempts to have a meeting of the minds with his sister-in-law.
Wayne befriends the richest man in the world and is offered a billion dollars to reanimate the man's brain after his death.
Wayne travels back in time after becoming obsessed with an obscure rock song.
Wayne makes the mistake of dismissing magic as mere trickery at a convention brimming with sorcerers.
Wayne makes the finals in the achievement of the year competition.
Saturday night has Wayne and Diane celebrating their anniversary, Amy playing karaoke and Nick contacting aliens with his pals.
Wayne accidentally summons the ghost of his Uncle Cosmo; guest Tom Poston.
Wayne becomes stranded in the woods during a blizzard and learns the benefits and pitfalls of being a scientist.
Amy's science teacher takes an early retirement and Wayne volunteers to teach the class.
Mr. Jennings enlists Wayne to help him find a wife; Amy, Nick and Chief McKenna come down with chicken pox.
Diane translates a Druid spell and unwittingly releases the spirit of a Celtic princess.
Amy uses a computerized mental power enhancer to pass a test and soon gets in over her head. Guest star: Nancy O'Dell.
Mr. Jennings' plans for the Szalinski Burp de Ville have a disastrous effect on the future.
Wayne's superhero suit still has some bugs in it when marauding off-road bikers come to town.
Alchemist Wayne dabbles in the occult to save Jentech Industries.
Wayne, Diane and Amy join the circus to rescue kidnapped Nick.
Copernicus the bunny dies and its body inhabited by a life form from another dimension.
Dinner at the Szalinskis proves too much for professional wrestlers.
A camping trip, Wayne's Bivouac in a Box and a lightning storm send the Szalinskis back thousands of years.
The Szalinskis get old, while the McGanns grow younger by the minute.
Nick believes the only way he can play baseball is by cheating with gadgets.
Wayne creates a Halloween hologram machine that accidentally goes awry.
Wayne inadvertently discovers a huge asteroid with civilized life forms on it heading straight for Earth.
An untested cream helps Amy swim like a mermaid, complete with scales.
Monstrously mutated fruits and vegetables cause Quark the dog to have a transformation of his own. With Peter Scolari.
The Szalinskis help Ar'nox the Karnathian recover his star cruiser from the Men in Dark Suits and the powerful Iluminatti.
Amy's internship at Jentech Labs goes awry after she is rendered invisible by an experimental DNA device.
Radioactive sludge causes Wayne's refuse-ingesting protozoa to create garbage-eating zombies. With Peter Scolari.
Morpheus, master of the dream realm, traps Nick, Wayne and Diane in a nightmarish world after the family invades his Dreamscape.
Wayne (Peter Scolari) becomes a secret agent to thwart a disgruntled ex-Mountie's plans to blow up the moon. With Barbara Alyn Woods and Hillary Tuck.
A computer virus causes Wayne's super-enhanced teddy bear to run amok attempting to conquer the world.
Wayne puts an aphrodisiac into a batch of bonbons for the Sweetheart's Dance and everyone falls in love with the wrong people.
Amy twists her ankle in a snowboarding accident while on a school trip and George the Yeti follows her home.
Diane uses Wayne's brainpower enhancer to help win her first court case, but the invention malfunctions and drains everyone's minds.
A trio of barbarians from the past tries to help Diane (Barbara Alyn Woods) get a seat on the school board. With Peter Scolari.
Wayne's hyperspeed invention helps ease his hectic workload after discovering he can't dedicate equal time to being a father and a scientist.
Diane's attempt to relate to Amy's teenage difficulties leaves her stranded with her teen self's 16-year-old mentality.
Amy's use of Wayne's intelligence-enhancing invention to woo the cool girls at school results in the Szalinskis gaining enhanced mental powers.
The Szalinski family travels back to 1864 and becomes entangled in a group of desperadoes' use of alien technology to rob banks and terrorize the citizens of early Matheson.
Believing the Szalinskis are behind the theft of their pot of gold, leprechauns imprison Diane and Amy inside a magic crystal.
Bianca tricks Wayne's clone into shrinking Wayne and stealing her the plans for the Szalinski Wrap Master.
Wayne's decision to shelve his virtual reality invention prompts a greedy co-worker to try and take credit for it.
A jealous Wayne accidently shrinks his brother, the shrink ray and himself after his science demonstration goes awry.
Amy's trip back in time to romance the teenage version of her teacher goes awry when the time machine malfunctions and traps her and Wayne in 1976.
A ghostly mobster takes control of Wayne's body after Nick shows him how much fun possessing the living can be for a spirit.
Wayne's (Peter Scolari) new home security invention develops a mind of its own and takes over the household. With Barbara Alyn Woods, Hillary Tuck and Thomas Dekker.
Inventor Wayne Szalinski, his wife, Diane, and their daughter, Amy, are trapped inside the body of Grandpa Murdock after shrinking down to microscopic size.