In this 1986 horror film directed by Stuart Gordon, a group of scientists led by Dr. Edward Pretorius and his assistant, Dr. Crawford Tillinghast, experiment with a device called the Resonator, which stimulates the pineal gland and allows them to perceive creatures from another dimension. The experiment goes awry, leading to terrifying consequences as the boundaries between dimensions blur. The film stars Jeffrey Combs and Barbara Crampton, who deliver compelling performances in this adaptation of an H.P. Lovecraft story. Known for its practical effects and atmospheric tension, the movie has become a cult classic in the horror genre. It can be viewed for free on 123Movies / Movies123.