Gurushetram – 24 Hours of Anger is a 2010 Singaporean Tamil crime thriller film directed by T. T. Dhavamanni. Written by Dhavamani Chong Tze Chien, the film stars Vishnu, Sivakumar, Mathialagan, Rajesh Kannan, Gunalan in the lead roles. The film, produced by Blue River Pictures in collaboration with the Singapore Film Commission, is considered the first full-length Tamil film produced entirely in Singapore.Singayil Gurushetram chronicles the trials and tribulations of the protagonist Prakash and how he overcomes these in his mission to protect his mentally challenged brother from the Singapore underworld, drug barons and law breakers. Filming was accomplished mainly on locations in and around Singapore and Ulu Tiram, Johor, Malaysia. The film was distributed in Singapore by Golden Village Pictures and had a theatrical release in India as Singayil Gurushetram on 25 March 2011.