Flashback (2021)

Flashback

Flashback 123movies: thriller movie from 2021 starring Dylan O'Brien and Hannah Gross, with a viewer rating of 5.9/10. 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.