Although the plot and concept are not very innovative, the film’s beauty lies in the detail processing and layered paving. The director simply used all the textbook-like small skills and shooting methods of horror films in one breath. Does not rely on the special effects of the big scene, does not use bloody shots that exceed normal visual habits, does not have a complicated storyline, refuses to stimulate and challenge the nerves of the audience’s stomach, and puts the details on the provocative imagination and psychological hints, and moves Yu quietly relies on the creation of the situation and the preparation of suspense, step by step to push the audience into the horrified breath-holding emotions of the camp. The whole film is simple and stable from the rhythm to the details, and has a sense of design.
The film is based on a new horror film adaptation in 1979, and its premiere was the No. 1 box office in North America with a performance of 22 million U.S. dollars. The old version of "When a Stranger Calls" is known as the "originator of all telephone horror films". In addition to maintaining the essence of the panic and trembling of the old version of the 1970s, this film has also filmed "Prison in the Air" and "Tomb Raider" "The director of "Simon West is also good at describing people's fears in the play through external environments such as sound and light. The erratic background music, the weird flashing of lights and the shaking of the shadows of the trees, the gloomy furnishings and the sudden ringing of the telephone ring, the heroine's inner panic is strongly displayed.
