Frederick Fitzell is living his best life—until he starts having horrific visions of Cindy, a girl who vanished in high school. After reaching out to old friends with whom he used to take a mystery drug called Mercury, Fredrick realizes the only way to stop the visions lies deep within his own memories, so he embarks on a terrifying mental odyssey to learn the truth.
Flashback (2021) is now streaming with subscription on Prime Video
Dylan O'Brien , Hannah Gross , Emory Cohen , Keir Gilchrist , Maika Monroe , Liisa Repo-Martell
Christopher MacBride
Lionsgate
