Poster of App the Horror

App the Horror

Plot: When the app is launched, a ghost appears. Developed by four young adults, the app becomes the centerpiece of a livestream where they venture into a supposedly haunted mountain to prove its authenticity—only to meet a grim fate
Release Date: Wednesday, February 18 2026
Released within the last year
Genres: Horror, Thriller
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Scroll to Crew

Cast

Portrait of Kim Young-jaeKim Young-jae. Kim Young-jae was 50 in App the Horror as 'Dong-ju'.
Birthday: Thu, Oct 09 1975
Portrait of Kim Ju-aKim Ju-a. Kim Ju-a was 22 in App the Horror as 'Han-byeol'.
Birthday: Sun, Jan 04 2004
Portrait of Yang Jo-aYang Jo-a. Yang Jo-a was 43 in App the Horror as 'Sun-young'.
Birthday: Mon, Jan 24 1983
Portrait of Kim Hee-jungKim Hee-jung. Kim Hee-jung was 55 in App the Horror as 'Na-yeon'.
Birthday: Fri, Dec 04 1970
Portrait of Park Seo-jiPark Seo-ji. Park Seo-ji was >> in App the Horror as 'Jin-seo'.
Birthday: Unknown Birthday
Portrait of Kim Young-sunKim Young-sun. Kim Young-sun was 52 in App the Horror as 'Sun-young'.
Birthday: Thu, Mar 01 1973
Portrait of Anupam TripathiAnupam Tripathi. Anupam Tripathi was 37 in App the Horror as 'Suneta'.
Birthday: Wed, Nov 02 1988
Portrait of Im Ye-eunIm Ye-eun. Im Ye-eun was 30 in App the Horror as 'Collector'.
Birthday: Fri, Dec 01 1995
Portrait of Son Min-zunSon Min-zun. Son Min-zun was >> in App the Horror as 'Min-zun'.
Birthday: Unknown Birthday
Portrait of Lee Seung-yeonLee Seung-yeon. Lee Seung-yeon was 49 in App the Horror as 'Eun-ah'.
Birthday: Fri, Jan 21 1977
Portrait of Kim Kyu-namKim Kyu-nam. Kim Kyu-nam was 30 in App the Horror as 'Ha-rin'.
Birthday: Tue, Nov 14 1995
Portrait of Kim A-cheonKim A-cheon. Kim A-cheon was 65 in App the Horror as 'Grandfather'.
Birthday: Sun, Oct 09 1960

Crew

Portrait of Hyung Seul-wooHyung Seul-woo. Hyung Seul-woo was 39 in App the Horror as 'Director, Producer'
Birthday: Wed, Feb 11 1987
Portrait of Lee Sang-minLee Sang-min. Lee Sang-min was >> in App the Horror as 'Director, Writer'
Birthday: Unknown Birthday
Portrait of Ko Hee-seopKo Hee-seop. Ko Hee-seop was >> in App the Horror as 'Director, Editor'
Birthday: Unknown Birthday
Portrait of Sun Jong-hoonSun Jong-hoon. Sun Jong-hoon was >> in App the Horror as 'Director'
Birthday: Unknown Birthday
Portrait of Son Min-zunSon Min-zun. Son Min-zun was >> in App the Horror as 'Director'
Birthday: Unknown Birthday
Portrait of Choi Jong-manChoi Jong-man. Choi Jong-man was >> in App the Horror as 'Director of Photography'
Birthday: Unknown Birthday
Portrait of Kim YongKim Yong. Kim Yong was >> in App the Horror as 'Original Music Composer'
Birthday: Unknown Birthday
Portrait of Choi Su-yongChoi Su-yong. Choi Su-yong was >> in App the Horror as 'Sound'
Birthday: Unknown Birthday
Portrait of Jang WanJang Wan. Jang Wan was >> in App the Horror as 'Production Design'
Birthday: Unknown Birthday