Question:  Vaamanan is a 2009 Tamil action thriller film written and directed by debutant I. Ahmed and its story resembles a neo-noir crime drama film written and directed by who?

Context paragraphs:
Kanthaswamy: Kanthaswamy (Tamil: கந்தசாமி, "Kantacāmi"  ) is a 2009 Tamil language neo noir vigilante thriller film written and directed by Susi Ganesan starring Vikram in the title role.  Shriya Saran, Prabhu Ganesan, Krishna, Ashish Vidyarthi, Mukesh Tiwari, Mansoor Ali Khan, Vadivelu and Y. G. Mahendran form the supporting cast.  The film's soundtrack and background score was composed by Devi Sri Prasad.  The film's soundtrack was released on 17 May 2009 and the film was released on 21 August 2009 to average reviews.

Arima Nambi: Arima Nambi (English:"Man with the strength of the Lion") is a 2014 Indian Tamil action thriller film directed by debutant Anand Shankar.  The film stars Vikram Prabhu, Priya Anand, and J. D. Chakravarthy.  Drummer Sivamani made his debut as a music director in the film, which was shot by R. D. Rajasekhar while the editing was done by Bhuvan Srinivasan.  The shoot of "Arima Nambi" started on 3 June 2013 in Chennai. It released on 4 July 2014 to mostly positive reviews.  The film successfully completed 100 days run in Tamil Nadu.  The film was remade in Telugu as "Dynamite" (2015) with Vishnu Manchu.

Yuddham Sei: Yuddham Sei (English: Wage War ) is a 2011 Indian Tamil neo-noir crime thriller film written and directed by Myshkin.  It stars director Cheran in the lead role along with debutant Dipa Shah, Y. G. Mahendra, Lakshmi Ramakrishnan and Jayaprakash.  The film was released on 4 February 2011.  The film was remade in Kannada as "Gharshane".

Onaayum Aattukkuttiyum: Onaayum Aattukkuttiyum (English: "The Wolf and The Lamb" ) is a 2013 Tamil neo-noir crime thriller film written, directed and produced by Mysskin.  Sri of "Vazhakku Enn 18/9" fame, Mysskin, and Shaji Chen play the lead roles in the film.  The film score was composed by Ilaiyaraaja.  The film had no heroine and no songs.  Filming began on 11 March 2013 and the crew shot the entire film in and around Chennai city.  "Onaayum Aattukkuttiyum" released on 27 September 2013 and got universal acclaim.

Vaamanan: Vaamanan is a 2009 Tamil action thriller film written and directed by debutant I. Ahmed, who worked as an erstwhile assistant to Kadhir, and starring Jai, Rahman, newcomer Priya Anand and Lakshmi Rai.  Produced by P. Kabilan of Dream Valley Corporation, the film features Urvashi, Sampath Raj and 'Thalaivaasal' Vijay in supporting roles, with film score and soundtrack by Yuvan Shankar Raja, while the camera was handled by Arvind Krishna.  The film was released on 10 July 2009.  In 2017, it was dubbed in Hindi as "Dangerous Lover" by Goldmines Telefilms Pvt Ltd.  The story of the film resembles the English movie "Following" (1998), and the climax resembles a Hollywood movie "Enemy of the State" (1998).

Following: Following is a 1998 British neo-noir crime drama film written and directed by Christopher Nolan.  It tells the story of a young man who follows strangers around the streets of London and is drawn into a criminal underworld when he fails to keep his distance.

Ayan (film): Ayan (Tamil: அயன் ; English: Creator ), is a 2009 Tamil action film co-written and directed by K. V. Anand.  The film, starring Suriya, Prabhu, Tamannaah and Akashdeep Saighal in lead roles, was produced by M. Saravanan and M. S. Guhan, distributed by Sun Pictures.  The film score was composed by Harris Jayaraj, the soundtrack released on 19 January 2009.  Edited by Anthony Gonsalvez, the film was filmed by M. S. Prabhu.

Polladhavan (2007 film): Polladhavan (Tamil: பொல்லாதவன் ; English: Ruthless Man ) is a 2007 Tamil action thriller film written and directed by Vetrimaran.  starring Dhanush and Divya Spandana and was released on 8 November 2007.  The musical score was by G. V. Prakash Kumar, while Yogi B and Dhina composed each one song.  Velraj was the director of cinematography, V. T. Vijayan was editor and Rambo Rajkumar was the stunt choreographer.  The film was a major success at the box office.

Pandigai: Pandigai (English: Festival ) is a Tamil action thriller film directed by debutant Feroz and produced by his wife Vijayalakshmi, starring Kreshna and Anandhi in the leading roles.

Yaanum Theeyavan: Yaanum Theeyavan (English: "I am Bad too " ) is an upcoming Indian Tamil action crime thriller film written and directed by debut director Prashanth G Sekar.  The film is based on a number of true events collectively.  Prashanth G Sekar is a former assistant director of Director Hari in Singam II and Director Vignesh Shivan in the film Podaa Podi.  The casting of the movie includes Ashwin Jerome who is a trained actor, Varsha and Raju Sundaram in primary roles.  The Cinematography of the movie is done by Shreyaas Krishna who also did it for Jil Jung Juk.  Music is taken care of by the ace music director Achu Rajamani.  This movie is touted to be an Action Thriller and is expected to hit the screens by June 2017.

Supporting paragraphs: Vaamanan Following
Answer: Christopher Nolan