Quick Plot Summary: Released in 2003, Mimic: Sentinel is a Horror, Science Fiction, Thriller film directed by J.T. Petty, written by J.T. Petty. The narrative crafts an atmosphere of dread and suspense, using psychological terror and visual scares. As part of the Mimic Collection, it provides a scannable look at the movie's central conflict involving Alexis Dziena as Rosy Montrose.