She was presumed dead, and producers intended her to be.
The Season 4 premiere completely rewrites the narrative of Sara's death. Michael discovers that Sara is actually alive and tracking him down. When they finally reunite, Sara explains the truth: Gretchen never killed her. Season 5: The Revival prison break is sara really dead
Ahead of Season 3, actress Sarah Wayne Callies became pregnant. This coincided with contract negotiations between Callies and the network, which ultimately broke down. She was presumed dead, and producers intended her to be
Sara Tancredi's "death" and subsequent resurrection remains a textbook example of TV retconning. While it stretched the boundaries of suspension of disbelief—even for a show centered around impossible prison escapes—most fans happily accepted the plot hole just to see Michael and Sara reunite. Sarah Wayne Callies went on to anchor the emotional stakes of the series through Season 4, the standalone movie The Final Break , and the 2017 Season 5 revival. When they finally reunite, Sara explains the truth: