Mankatha is a 2011 Indian Tamil black comedyaction film written and directed by Venkat Prabhu. It features Ajith Kumar in the lead role, starring in his 50th film, along with an ensemble cast including Arjun Sarja, Trisha Krishnan, Vaibhav Reddy, Lakshmi Rai, Andrea Jeremiah, Premji Amaren, Mahat Raghavendra and Anjali. It was produced by Dhayanidhi Alagiris Cloud Nine Movies while Yuvan Shankar Raja composed the musical score and soundtrack, with Sakthi Saravanan working as the cinematographer and the duo Praveen K. L. and N. B. Srikanth as editors. The story, set in Mumbai, revolves around a heist of cricket betting money, executed by a gang of four thieves, who are joined by a fifth unknown man, and its aftermath.The film became a blockbuster very soon and became the first salt and pepper hit for Venkat Prabhu after which he continued the same style in all his upcoming films.

Vinayak Mahadevan Ajith Kumar, an assistant commissioner of Maharashtra Police, gets suspended for having saved a smuggler named Faizal Aravind Akash from encounter killing and helped him escape. He starts leading life in his own way. Meanwhile, a police officer commits suicide because of the leakage of his IPL gambling plans who is revealed to be Kamal Ekambaram Subbu Panchu. A tough cop Prithvi Arjun Sarja takes charge to end the betting scandals in IPL cricket in Mumbai. It is then revealed by Prithvi that Kamal faked his death in a secret mission to draw attention to the betting scandals and returns under the name Praveen Kumar. Arumuga Chettiar Jayaprakash, an influential local illegal business dealer and the head of Faizal, owns Golden Theatres in Mumbai, which has been converted into a gambling den and forms the front for all his illegal businesses. Arumuga Chettiyar uses his links with dons in Mumbai and tries to route through his old theatre, a cash of over billion US74million to be used in betting. Vinayak is introduced to Arumuga Chettiyar through his girlfriend Sanjana Trisha. Sanjana is in love with Vinayak, but Vinayak just pretends to love her.Sumanth Vaibhav Reddy, a goon working for Arumuga Chettiyar, hatches a conspiracy to rob the money in the company of his friends Ganesh Ashwin Kakumanu, a local SubInspector, Mahat Mahat Raghavendra, who owns a bar in Mumbai and Mahats friend Prem Premji Amaren, an IIT graduate. Vinayak befriends the boys at Sumanths marriage with Suchithra Anjali. One late evening, Vinayak meets Prem, who becomes inebriated by him and reveals their heist plan. Vinayak starts spying on them and confronts them on the day of the planned heist, stepping in. The four, reluctantly take him in, promising him a fifth of the share. Vinayak, however, has other plans. He wants to kill his four accomplices and take the entire amount. He promises to help them and divide it between them. After looting the money they leave the money in a

Source: Wikipedia