Whistle is a 2013 Kannada-language Horror Thriller motion picture written by Guruprasad, Prashant Raj, Pradeep Goud, Rudra Prasad Koklu, Naveen and Karthik Subbaraj. The movie is directed by Prashant Raj and produced by Naveen Raj, Rudraprasad Kakolu and Pradeep Goud under the banner of Nimma Cinema. Whistle is an Indian Kannada film directed by Prashant Raj of Love Guru Fame. The story begins on a romantic note with Ram.. Whistle stars Chiranjeevi Sarja, Pranitha Subhash, Guruprasad and Chi Guru Dutt. The screenplay is written by Prashant Raj which is inspired from Pizza by Karthik Subbaraj. The music was composed by Joshua Sridhar. Cinematography was done by Santhosh Rai Pathaje and editing by Deepu S. Kumar. The movie has a running time of 127 minutes. It was released on 12th July 2013. Whistle was made on a budget of ₹2 crore and at the box office it grossed only ₹1 crore.