Where to Watch He Knows You're Alone

He Knows You're Alone features a cast of talented actors who bring the characters to life in this horror film. The movie revolves around a killer who targets brides-to-be, creating a chilling atmosphere and suspenseful storyline.

He Knows You're Alone is a 1980 American slasher film featuring a reluctant bride-to-be being stalked by a serial killer who targets brides and their acquaintances. The plot also involves a determined detective, whose own bride fell victim to the killer, attempting to apprehend the murderer before more lives are lost.