Massu Engira Masilamani, also known by its former title Masss, is a 2015 Indian Tamil-language action horror comedy film directed by Venkat Prabhu. The film was produced by K. E. Gnanavel Raja under his Studio Green banner alongside his then-newly formed studio Aadnah Arts, and was distributed by Eros International and Dream factory. The film features an ensemble cast including Suriya, Nayanthara, Pranitha Subhash, Premgi, Parthiban and Samuthirakani. Yuvan Shankar Raja composed the film's soundtrack and score, whereas cinematography and editing were handled by R. D. Rajasekhar and Praveen K. L. respectively. In the film Masss, A con artist starts interacting with ghosts when his partner in crime dies in an accident. During one such encounter, he stumbles upon Shakthi, a ghost who wants to seek revenge against his family's killers.

Venkat Kumar Gangai Amaren, better known by his stage name Venkat Prabhu, is an Indian director, actor and playback singer in Tamil film industry. After completing his education, he began pursuing an acting career, with his first three ventures featuring him in a starring role, failing to release, following which he began appearing in character roles.