Question: Chip Zien had a role in the 2006 drama-thriller film directed by whom?

Context paragraphs:
Unnaipol Oruvan (2009 film): Unnaipol Oruvan (English: "Someone Like You" ) is a 2009 Indian Tamil drama-thriller film directed by Chakri Toleti in his directional debut.  It stars Kamal Haasan and Mohanlal in the lead roles.  The film was simultaneously made in Telugu as Eeenadu with Venkatesh playing Mohanlal's role, both remakes of the Hindi film "A Wednesday! ".

Varalaru: Varalaru (English: "History" ) is a 2006 Indian Tamil drama-thriller film written and directed by K. S. Ravikumar.  The film stars Ajith Kumar in a triple role as a father and his two sons, alongside Asin and Kanika.  Ramesh Khanna, Suman Setty, Sujatha and M. S. Baskar play other supporting roles.  The film's soundtrack and score were composed by A. R. Rahman.  Prior to release, the film was known by its original title "Godfather", but following the Government of Tamil Nadu's motion to exempt tax on films titled in Tamil in 2006, the film's title was changed.  After two years of production, the film released on 20 October 2006 and was declared a "blockbuster".

Chip Zien: Jerome Herbert "Chip" Zien (born March 20, 1947) is an American actor.  He is best known for playing the lead role of the Baker in the original Broadway production of "Into the Woods" by Stephen Sondheim.  He has appeared in all of the "Marvin Stories" musicals by William Finn: "In Trousers", "March of the Falsettos", "Falsettoland" and "Falsettos".  He played the role of Thénardier in the Broadway production of "Les Misérables" and Mark Rothenberg in the film "United 93".  He is also known for providing the voice of Howard in the film "Howard the Duck".

Vetri Selvan: Vetri Selvan is a 2014 Indian Tamil drama-thriller film directed by Rudhran featuring Ajmal Ameer and Radhika Apte in the lead roles.  Produced on Srushti Cinemas banner and Silicon Studios.  The film has been screened in 125 theatres.  The film has the singer Mano, Sherrif and Ganja Karuppu in pivotal roles.  It was the last film of child actress Taruni Sachdev.  The original music and background score of the film were composed by Mani Sharma, cinematography was handled by Ramesh Kumar, while editing was by Kishore Te.  "Vetri Selvan" revolves around three youth who have been rejected by the society and how they try to reform it.  It was released on 19 June 2014.

Dukhtar: Dukhtar (Urdu: ‎ ; English: "Daughter") is a 2014 Pakistani drama-thriller film directed by Afia Nathaniel.  The film stars Samiya Mumtaz, Mohib Mirza, Saleha Aref, Asif Khan, Ajab Gul and Samina Ahmad.  The film is Afia Nathaniel's feature directorial debut; she also wrote and produced the film.  It is the story of a mother and her ten-year-old daughter, who leave their home to save the girl from an arranged marriage to a tribal leader.

United 93 (film): United 93 is a 2006 biographical drama-thriller film written, co-produced and directed by Paul Greengrass, that chronicles events aboard United Airlines Flight 93, which was hijacked during the September 11 attacks of 2001.  The film attempts to recount with as much veracity as possible (there is a disclaimer that some imagination had to be used) and in real time (from the flight's takeoff) what has come to be known in the United States as a critical moment.  According to the filmmakers, the film was made with the cooperation of all of the passengers' families.  The majority of the film is presented in real time.

Uwantme2killhim?: uwantme2killhim?  (also known as U Want Me 2 Kill Him?  and stylized as "Uwantme2killhim?")  is a 2013 drama-thriller film directed by Andrew Douglas.  The film stars Jamie Blackley and Toby Regbo and premiered at the Edinburgh International Film Festival, where the two actors won the "Best performance in a British feature film" award.  The film is loosely based on a true story and follows two teenage schoolboys who are drawn into a complicated world of online chatrooms, eventually leading to one stabbing the other.

Howard the Duck (film): Howard the Duck (titled Howard: A New Breed of Hero in the UK) is a 1986 American science-fiction comedy film directed by Willard Huyck and starring Chip Zien, Lea Thompson, Jeffrey Jones, and Tim Robbins.  Produced by Gloria Katz and written by Huyck and Katz, with George Lucas as executive producer, the screenplay was originally intended to be an animated film based on the Marvel comic book of the same name, but the film adaptation became live-action because of a contractual obligation.  Although several TV adaptations of Marvel characters had aired during the preceding 21 years, this was the first theatrical released feature film, coming after the serial "Captain America".

Chotushkone: Chotushkone (Bengali: চতুষ্কোণ ; English: Quadrangle ) is an Indian Bengali drama-thriller film directed by Srijit Mukherji, starring Aparna Sen, Goutam Ghose, Chiranjeet Chakraborty, Parambrata Chatterjee and Payel Sarkar. The film received positive reviews from critics.  The film won the National Film Award for Best Director for Srijit Mukherji at India's 62nd National Film Awards.

Five Fingers (2006 film): Five Fingers is a 2006 American drama-thriller film directed by Laurence Malkin, and written by Chad Thumann and Malkin.  The film had ten producers, including actor Laurence Fishburne, who stars in it alongside Ryan Phillippe, Gina Torres, Touriya Haoud, Saïd Taghmaoui and Colm Meaney.  "Five Fingers" was filmed in the Netherlands, Morocco, and Louisiana in 2004.

Supporting paragraphs: Chip Zien United 93 (film)
Answer: Paul Greengrass