Title: Vithagan
Content:  Vithagan (Trickster/Master) is a 2011 Tamil action film directed by R. Parthiban that features himself in the lead along with Poorna. The film, which has been in making since 2008, released on 18 November 2011. The film was the 50th film of Parthipan, has him in the role of a police officer, who is brainy as well as brawny. With an innovative tagline 'With the gun', 'Vithagan' has Poorna as heroine and music has been composed by Joshua Sridhar of 'Kadhal' fame. The film opened to extremely negative reviews and bombed at the box office.
Title: Vithagan
Content: R. Parthiban as ACP Rowdhran ; Poorna as Mercy ; Milind Soman as Badri ; Vincent Asokan ; L. Raja ; M. J. Shriram ; Krishnamoorthy ; Raaki Parthiban (Special appearance) 
Title: Vithagan
Content:  provide his voice for Milind Soman. Parthiban's son Radhakrishnan (Raaki) would appear in a one-minute cameo role during a song sequence. Vadivelu was supposedly considered for a comedy role in the film, which did not materialize eventually. While Joshua Sridhar was roped in to compose the film's score, M. S. Prabhu was signed as the cinematographer and Nalini Sriram as the costume designer. A bungalow set was constructed in an 18-storey building in Chennai as well as a helipad where the climax fight sequence was to be filmed. Parts of the film were shot in Vienna, Austria and the Czech Republic.
Title: Vithagan
Content:  Two years after his last venture Pachchak Kuthira bombed at the box office, Parthiban commenced his next directorial titled as Vithagan in 2008, while also playing the lead role in the film - that of an intelligent assistant commissioner who is "crooked and cunning at the same time". He added that he would have two different looks in the film. Poorna was selected to portray the female lead as a Christian girl named Mercy. Hindi character actor Milind Soman, who was last seen in Paiyaa was finalized for the main antagonist role. In October 2010, reports claimed that director-producer Gautham Menon 
Title: Vithagan
Content:  Rohit Ramachandran of Nowrunning rated it 1.5/5 stating that "The experience feels like chewing on coarse, indigestible cud." Pavithra Srinivasan of rediff rated it 1.5/5 stating that "Vithgan is a silly movie."
Title: Vithukal
Content: Madhu as Unnikrishnan ; Sheela as Sarojini ; Sukumari as Sarada ; Kaviyoor Ponnamma as Ammini ; Adoor Bhasi as Eravan Nair ; Sankaradi as Achuthan Nair ; Kannan ; Adoor Bhavani as Amma ; Baby Indira ; Balakrishna Menon ; K. P. Ummer as Chandran ; N. Govindankutty as Raghavan ; Nambiar ; Raghava Menon ; Vanchiyoor Radha as Madhavi ; Renuka ; P. R. Menon 
Title: Vithagan
Content:  Rowdran (R. Parthiban) is an upright cop who is fighting not only the scums of the society but also his seniors who are hand-in-glove with the goondas. For this, he takes law into his hands and goes on an unstoppable killing spree wiping out the wanted criminals in police files, one by one in carefully planned operations. But soon, the film goes from a legitimate thriller to a typical revenge drama without much warning. In a flashback, we are told that our orphan cop had a picture-perfect family which was wiped out by Badri (Milind Soman). And now to bring the don back from a foreign destination and take revenge, Rowdran who is put behind bars turns a goonda and joins Sena (another don) and takes on Badri.
Title: Vithukal
Content:  Vithukal is a 1971 Indian Malayalam film, directed and produced by P. Bhaskaran. The film stars Madhu, Sheela, Sukumari and Kaviyoor Ponnamma in the lead roles. The film had musical score by Pukazhenthi.
Title: Vingyani
Content:  The film was written and directed by newcomer Paarthi, who also featured in the film as lead role and served as the producer. Paarthi is a science graduate from the A C College of Technology, and then had pursued his higher studies at the Indian Institute of Science, graduating with a Doctorate in Aerospace Engineering. His work in science and his short stint as a scientist at NASA prompted him to work on his first film script. Actress Meera Jasmine revealed that she signed the film, despite its rookie technical team, because she was impressed with the script.
Title: Vizhithiru
Content:  The film has Krishna playing the lead, with Venkat Prabhu, Dhansika, Vidharth, Abhinaya, Deiva Thirumagal Sara Arjun, Thambi Ramaiah, Nagendra Babu (brother of Chiranjeevi) and new faces Rahul Bhaskaran and Erica Fernandes in important roles. Playback singer Sathyan Mahalingam made his debut as a music composer, and Vijay Milton will handle the cinematography, Praveen K. L. and N. B. Srikanth have been hired as editors. The film's first look photo shoot took place recently. Set in Chennai, the film happens within 12 hours. It was shot completely around Ritchie Street, Mount Road and Vepery.

Question: Who was the screenwriter for Vithagan?
Answer: R. Parthiepan.