‘Your Life Is Not Secure’ Irish filmmaker John Moore’s tech thriller stars Pierce Brosnan as Mike Regan, a successful, self-made man whose relationship with a young I.T. consultant (played by James Frecheville) sours. Mike soon finds himself in a deadly, high-stakes game of cat-and-mouse when the former friend uses his technology skills to stalk his daughter and endanger his family, his business, and his life.