The death of a beloved TV character doesn't necessarily mean that the series is ruined, but that was absolutely the case with the following shows.
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Character Deaths That Ruined The Show
Television is unique in that it can cultivate years-long emotional investments in characters. With the Internet-driven world of fandoms, viewers are more connected to characters in TV shows than ever before, which makes killing them off risky. This is rarely ever done on a whim for TV creators. And yet, for some iconic shows, killing beloved characters has been met with controversy, particularly when fans are caught off-guard by a cast member's absence.