Kakak (lit. 'Sister') is a 2015 Indonesian horror film, based on true story from the Director – Ivander Tedjasukmana. The film was directed by Ivander Tedjasukmana, written by Ivander Tedjasukmana & Kim Kematt, and stars Laudya Cynthia Bella, Surya Saputra, and Yafi Tessa Zahara. This film was released on November 5, 2015.