Justin Berfield reflected on his decision to step away from acting - and return 20 years later for the Malcolm in the Middle revival. "I just wanted to change because I had started acting when I was 5. Fortunately, I worked quite a bit, and I then got on Malcolm in the Middle, which was seven years," Berfield, 40, who reprised his role as Reese in the four-part revival out now, exclusively told Us Weekly. "I just grew up working constantly, and I wanted to try something different.