– ⭐ 7.8/10 A noticeable drop. Shortened season due to writer’s strike, repetitive prison setting (Panama), and weaker supporting cast. Still watchable, but feels like a retread.
The fourth and final season, which premiered on September 1, 2008, saw a significant decline in ratings. The season premiere attracted 5.3 million viewers, with the overall season averaging 4.5 million viewers per episode (Source: Nielsen Media Research). The decline in viewership can be attributed to several factors, including the absence of several key characters, the introduction of new plotlines, and the overall feeling that the show had run its course. prison break ratings by season