Film fans cherish Guillermo del Toro for his powerful storytelling ability and sublime visual language, especially when it comes to monsters. Despite his enviable filmography — which includes sensational features such as "Pan's Labyrinth," "The Shape of Water" and "Frankenstein" — del Toro doesn't look back on one of his earlier movies too fondly: 1997's horror "Mimic."

Starring Mira Sorvino, Josh Brolin, Jeremy Northam, and Charles S. Dutton, "Mimic" centers around the creation of a new insect made to exterminate an infestation of pathogenic cockroaches; however, this bug evolves into something much deadlier. Redditors voted it one of the best killer insect horror movies , and it's a frightening concept, but del Toro hasn't shied away from discussing something likely far scarier for him:

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