The Gate

In this 1987 horror-fantasy film directed by Tibor Takács, a group of young friends accidentally unleash a horde of malevolent demons from a mysterious hole in a suburban backyard. As the supernatural forces grow stronger, the children must find a way to seal the gate before the creatures overrun their world. The movie stars a young Stephen Dorff in one of his earliest roles. Notably, the film is remembered for its impressive special effects for the time. You can watch it for free on Soap2day.