Watcher in the Attic (江戸川乱歩猟奇館 屋根裏の散歩者, Edogawa Rampo ryōkikan: yaneura no sanposha) aka Stroller in the Attic, Edogawa Rampo Theater: Walker in the Attic and Walker in the Attic is a 1976 Japanese film in Nikkatsu's Roman porno series, directed by Noboru Tanaka and starring Junko Miyashita.