Dylan O’Brien stars in the new trailer for mind-bender ‘Flashback’.

Lionsgate have dropped a new trailer for their new mind-bending thriller, Flashback.

Frederick Fitzell (Dylan O’Brien) is living his best life—until he starts having horrific visions of Cindy (Maika Monroe), a girl who vanished in high school. He reaches out to old friends with whom he used to take a mystery drug called Mercury, but realizes the only solution lies deep within his own memories. So Frederick goes on a terrifying mental odyssey to learn the truth.

Written and directed by Christopher MacBride, the film also stars Hannah Gross, Amanda Brugel and Emory Cohen

Previously titled The Education of Fredrick Fitzell, you can catch the newly re-titled Flashback on Digital and On Demand from June 4th, 2021.

Catch the new trailer above, and tell us your thoughts below.