Malcolm in the Middle Season 4 Characters & Cast — No Spoilers
Every character in Malcolm in the Middle season 4 with photos and the actors who play them, including Frankie Muniz, Jane Kaczmarek, Bryan Cranston — spoiler-free, nothing from later seasons.
- Malcolm — played by Frankie Muniz
- Lois — played by Jane Kaczmarek
- Hal — played by Bryan Cranston
- Reese — played by Justin Berfield
- Dewey — played by Erik Per Sullivan
- Francis — played by Christopher Masterson
- Otto Mannkusser — played by Kenneth Mars
- Piama Tananahaakna — played by Emy Coligado
- Stevie Kenarban — played by Craig Lamar Traylor
- Craig Feldspar — played by David Anthony Higgins
- Gretchen Mannkusser — played by Meagen Fay
- Alison — played by Brittany Finamore
- Nikki — played by Reagan Dale Neis
- Lloyd — played by Evan Matthew Cohen
- Ida Welker — played by Cloris Leachman
- Dabney Hooper — played by Kyle Sullivan
- Malik — played by Dan Martin
- Trey — played by Alex Morris
- Brian — played by Edward James Gage
- Steve — played by Jonathan Craig Williams
All seasons of Malcolm in the Middle: full spoiler-free character guide