Malcolm In The Middle - Season - 5

: Malcolm tries to prevent Dewey from being placed in the high-stress Krelboyne class, but Dewey's plan to fail the IQ test backfires, landing him in a class for emotionally disturbed students.

: Hal faces several bizarre crises, including being falsely accused of insider trading and joining a group of fathers who bet on their babies' developmental milestones. Key Episodes & Moments Malcolm in The Middle - Season 5

: The family travels to Las Vegas after Hal has a prophetic dream about a jackpot. Dewey and Reese enter an obese rabbit into a competition while Lois meets her favorite singer, Boone Vincent. : Malcolm tries to prevent Dewey from being

: A two-part finale where Reese runs away to enlist after a heartbreak, and Hal faces potential jail time for his company’s legal troubles. Main Cast & Guest Stars Frankie Muniz Bryan Cranston Jane Kaczmarek Justin Berfield Erik Per Sullivan Christopher Masterson Notable Guest Cloris Leachman as Grandma Ida Notable Guest David Cassidy as Boone Vincent Dewey and Reese enter an obese rabbit into

: The family discovers their neighbors have been throwing a celebratory party every year specifically because the Wilkerson family is away on vacation.

: Malcolm continues to assert himself in high school, dealing with censorship in the school newsletter and navigating complex social circles, such as "dating" a girl's entire intellectual family.