Dean Koontz is a bestselling author with book sales on par (if not exceeding) Stephen King's, and the two were often spoken of in the same breath in the late 1980s and 1990s. It was always a meaningless comparison since their themes, styles, and stories bear little resemblance to each other, but regardless, King came out on top in pop culture thanks in large part to the caliber of films adapted from his work . Koontz wasn't nearly as lucky, but fifteen movies/mini-series were still made between 1977 and 2013 — and we're ranking them all below.

While a few of them managed theatrical releases, most of these went either straight to video or to television, and Koontz, quite famously, was unhappy with almost every single one. He ultimately pressed pause on letting his work be optioned and ha

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