Wallflower A man planning to commit a mass shooting at a rave is befriended by an eccentric group of partiers and finds himself conflicted about his intentions. Based on the real-life 2006 Capitol Hill Massacre in Seattle. Details Casts Videos Galleries Posters Title Wallflower Release Date 2019-10-04 Runtime 01 Hours 24 Minutes Genres Drama Thriller Production Companies Paradigm Studio Production Countries United States of America David Call... Murderer... Atsuko Okatsuka... Strobe Rainbow... Hannah Horton... Noob Girl... Cequoia Johnson... Ranma... Molly Tollefson... Shroom Fairy... Nathan Christopher Haase... Machine Elf... Reza Leal-Smartt... Britt... Rachelle Henry... Female Murderer... Conner Marx... Link... WALLFLOWER_1080p_2398_16x9_DOMESTIC_2chSTEREO_H264_12 (Trailer) Original Size (3840x2160) Original Size (1440x2160) Original Size (2000x3000) Original Size (677x1000) Original Size (720x1080) Original Size (2000x3000)