Matteo Barzini
Matteo Barzini is an Italian filmmaker and producer born in Rome in 1981 and raised in Los Angeles, California.
He’s the grandson of writer and journalist Luigi Barzini, Jr..
Dyana Winkler
Dyana Winkler is an American director, producer and writer.
She was named one of Variety's 2018 top 10 documentary filmmakers and is best known for her work on the documentary film" United Skates".
Dana Blankstein
Dana Blankstein- Cohen( born March 3, 1981) is the director of the Israeli Academy of Film and Television.
She is a film director, and an Israeli culture entrepreneur.
Tony Hiller
Anthony Toby Hiller( 30 July 1927 – 26 August 2018) was an English songwriter and record producer.
He was best known for writing and/ or producing hits for Brotherhood of Man, including" United We Stand"( 1970) and" Save Your Kisses for Me"( 1976).
Ian Barry (director)
Ian Barry is an Australian director of film and TV.
Jamie Harding
Jamie Harding( born 12 June 1979) is an English actor best known for his role as 9/11 hijacker Ahmed al- Nami in the 2006 film," United 93".
Hans Petter Moland
Hans Petter Moland( born 17 October 1955) is a Norwegian film director.
Moland was born in Oslo.
He had received awards for his commercials at major festivals, including Cannes, before he made his feature debut in 1993 with" The Last Lieutenant".
He followed up with" Zero Kelvin"( 1995)," Aberdeen"( 2000) and" The Beautiful Country"( 2004), which was selected for Competition in Berlin.
He also directed the short film" United We Stand", which has been awarded prizes at several major film festivals.
He is also well known for his collaboration and deep friendship with Swedish actor Stellan Skarsgård, having directed him in three movies;" Zero KelvinAberdeen" and" En ganske snill mann"( 2010), the latter being nominated for the Golden Bear at the 60th Berlin International Film Festival.
A fourth collaboration with Skarsgård," In Order of Disappearance", had its premiere in the competition section of the 64th Berlin International Film Festival.
Moland made his Hollywood debut in 2019 directing a remake of" In Order of Disappearance", named" Cold Pursuit", and starring Liam Neeson in the Skarsgård role.
Tomasz Wasilewski
Tomasz Wasilewski( born 26 September 1980) is a Polish film director and screenwriter.
His 2016 film" United States of Love" was shown at the 66th Berlin International Film Festival where he won the Silver Bear for Best Script.
United We Stand (Documentary)
United
We Stand is a 2003 feature documentary directed by Matteo Barzini about America's reactions to 9/11 and the Iraq War.
The documentary was presented in the New Territories section of the official selection at the 2003 Venice International Film Festival.
Peter Levin
Peter Levin is an American director of film, television and theatre.

Question: What nationality is the director of film United We Stand (Documentary)?
Answer: Italian