No single film, show or viral video is credited as the source of this clip, and it circulates online as a sound effect for editors rather than as a quoted line. Its appeal comes from the treatment itself: adding reverb and a hard cutoff turns a scream into a reusable transition that fits horror edits, gaming fails and short-form reaction videos alike. Because the effect is recognisable without needing context, creators keep reaching for it whenever a scene needs an abrupt, unsettling ending, and listeners often search for it by describing the echo rather than by a title.