Dylan O'Brien in Flashback (2020)

Dylan O'Brien stars in the newly-released time-bending thriller Flashback, which tells the story of his character Fredrick who journeys into his own past after a chance encounter with a man from his youth. This leads him on the path of unraveling the mystery behind his long-missing classmate, a strange drug, and a terrifying creature that has followed him into adulthood. Dylan got multiple shirtless scenes during the film.