When talking about modern horror short films, few titles have reached the legendary status of David F. Sandberg’s Lights Out. Originally released online, this minimalist yet terrifying short quickly became a viral sensation, sparking countless reactions and solidifying itself as one of the most influential horror shorts of the digital era. Its success even led to the feature-length adaptation in 2016, produced by James Wan, further cementing its place in horror history.

The short’s brilliance lies in its simplicity: a woman is stalked by a shadowy figure that only appears when the lights go out. In just under three minutes, Sandberg created an atmosphere so effective that it remains a favorite among filmmakers and horror enthusiasts to this day — a true example of how less can be more in storytelling.