The Planeteers go on separate missions across the world to prevent the detonation of three separate nuclear bombs. Verminous Skumm is behind the plot of inciting hatred t ...

Miley gets picked on by the new girl who's nickname is The Cracker. Jackson and Robbie Stewart have their fishing trip snowed out and have to stay in a bug infested hotel ...

When Dewey is in danger of joining the Krelboynes, Malcolm interferes with disastrous results. Meanwhile Hal 'discovers' his latest mania when he sees Craig dancing in a ...

Lois accompanies Malcolm to his first college visit, where she clashes with a resident advisor; Reese pretends he's a drug user to woo a pretty narcotics officer; Francis ...

Lois has a dispute with Hal and the boys' favorite restaurant; Malcolm clicks with his girlfriend's family to the point where he forgets about his girlfriend; and Francis ...

Grandma Ida makes another conjugal visit at the Wilkerson house. This time she isn't alone as she walks in with her beau, Mr. Li a wealthy, widowed Chinese man whom she m ...

Hal purchases a hot tub at discount. Lois gets annoyed that he didn't discuss with family before buying it. Meanwhile Malcolm goes for driving with Polly where she tries ...

When Malcolm becomes editor of the high school literary magazine, the principal instructs him to censor a well-written story; Lois encourages Hal to flirt with a new supe ...

Malcolm realizes the entire neighborhood has been throwing a block party when the family leaves town for an annual vacation; Hal and Lois participate in a kielbasa-eating ...

As Christmas approaches, a layoff at work prompts Hal to make money selling Christmas trees; Francis and Piama's peaceful holiday comes to a crashing end when Otto's Germ ...

Malcolm's teacher forces him to secretly record Reese as he divulges his innermost secrets; Francis strikes back after a critic writes a scathing review about the hotel; ...

Stevie goes into shock when he's told Kitty divorced Abe; Reese gets caught up in the hot-and-heavy entries in a diary, unaware it belongs to Lois; Otto and Francis have ...

The family travel to Las Vegas when Hal has a dream about hitting the jackpot on a slot machine; Reese and Dewey enter their rabbit into an obese-rabbit competition; Lois ...

The family joins a church in order to take advantage of the free day care; Francis concocts a UFO story to help the dude ranch. ...

Malcolm meets a chess-playing bum who could be him in 30 years; Lois can't figure out why she's gaining weight; Dewey attributes his bizarre behavior to obeying requests ...

Malcolm competes in an academic octathlon but hates the intensity of the other competitors; Hal fights to regain Dewey's love; Reese tries to get out of going to a formal ...

The family decides to hold a garage sale to fund repairs of the bedroom wall and Lois puts Reese in charge. Hal finds his old radio-transmitter and starts running a pirat ...

Hal spends a wild night with an old high school buddy; Malcolm tries to liberate Dabney from his mother's control; Francis spends the night with Otto when their wives are ...

Hal works a second job at a stereo store where he tries to befriend two unintelligent employees; Malcolm, Reese and Dewey deal with a new babysitter; Francis hires a film ...

When Hal kicks Malcolm out of the house for misbehaving, Reese tries to take advantage of Hal's distraction to come up with a truly bad stunt of his own, and Francis take ...

Lois uses a long drive with Malcolm to further his sex education; Reese spends a day in prison; Dewey plants seeds of discontent in Hal's vocal group; Francis has an acci ...

On a visit to Francis' dude ranch Hal can't help being disappointed in Francis' success, Reese and Malcolm fear Francis has turned into an overly responsible grownup, and ...

Malcolm sneaks around to date a girl whose father hates him; Hal and Lois become more productive when they can't have sex for a week; Dewey discovers he's an evil twin; F ...

Today is Malcolm's birthday and unfortunately he and Reese are in a long prank war against each other. Meanwhile Francis does battle with a legend about an evil cow at th ...

Malcolm stops thinking in order to go out with a very dumb girl. Hal wins some money, and rents a steamroller. ...

Malcolm is eager to start his first year of High School and is no longer identified as a Krebloyne, but he soon discovers that his least favorite teacher Mr. Herkabe is t ...

The family goes to the zoo. Malcolm is going through a crisis, and he and Dewey find themselves in a unfortunate situation. Reese angers an animal at the zoo. Hal is jeal ...