- Frankie Muniz (Malcolm)
- Jane Kaczmarek (Lois)
- Bryan Cranston (Hal)
- Justin Berfield (Reese)
- Erik Per Sullivan (Dewey)
- Christopher Masterson (Francis)
Malcolm in the Middle — S5E18
Episode: Dewey's Special Class
Air Date: 2004-05-02
Runtime: 22 min
Overview
Malcolm convinces Dewey to do poorly on an I.Q. test, so that he won't become a ridiculed Krelboyne student. But Dewey does so badly that he is placed in a class for the emotionally disturbed. Hal and Craig compete in a dance competition.