Question: Who is the director of the film for which Roschdy Zem shared the award for Best Actor at the 2006 Cannes Film Festival?

Context paragraphs:
Transylvania (film): Transylvania is a 2006 French drama film starring Asia Argento.  In 2006, Director Tony Gatlif and composer Delphine Mantoulet won the "Georges Delerue Prize" at the Flanders International Film Festival for the score, and Gatlif was nominated for the "Grand Prix" award.  "Transylvania" premiered at the 2006 Cannes Film Festival in France on May 28, and premiered in the United States on March 16, 2007 at the Cleveland International Film Festival and in the United Kingdom at the Cambridge Film Festival on July 6, 2007 (with a later theatrical release on August 10, 2007).

Bernard Blancan: Bernard Blancan (born 9 September 1958) is a French actor.  He has appeared in more than 85 films and television shows since 1989.  He shared the award for Best Actor for his role in "Days of Glory" at the 2006 Cannes Film Festival.

Omar Killed Me: Omar Killed Me (French: Omar m'a tuer ) is a 2011 drama film directed by Roschdy Zem.  The film was selected as the Moroccan entry for the Best Foreign Language Film at the 84th Academy Awards.  On 18 January 2012, the film was named as one of the nine shortlisted entries for the Oscars.  Zem, Olivier Gorce, Rachid Bouchareb and Olivier Lorelle were collectively nominated for the César Award for Best Adaptation and Sami Bouajila was nominated for the César Award for Best Actor.

Leonardo Corbucci: Leonardo Corbucci is an award-winning film director from Italy who is now located in Los Angeles US and member of the DGA (Directors Guild of America).  He has won many prizes from the prestigious "Rising Star" at the Canadian International Film Festival to the "Silver Ace" at the Las Vegas International Film festival, "Best Romance" at the Best of Best Film Fest, "Best Experimental Film" at the Idie Gathering, "Best Drama" at the International Family Film Festival, "Best screenplay" at the Sunset Film Festival, "Honorable Mention" at the Queen World Film Festival, "Titoli Price" at the Murgia Film Festival, "Best Short film" at the Burbank Film Festival.  His films have been official selections at the Venice Film Festival, Beverly Hills Film Festival, Santa Barbara Film Festival, San Diego IndieFest, Phoenix Film Festival, Riverside Film Festival, Seattle True Independent Film Festival, Ventura Film Festival, Rome Film Festival, Riverband Film Festival and screened at that Cannes Film Festival.

Ángel Tavira: Ángel Tavira Maldonado (July 3, 1924 – June 30, 2008) was a Mexican composer, musician and violinist of son calentano.  He was awarded the Best Actor Award on the 2006 Cannes Film Festival in the "Un Certain Regard" section for his role in the movie "The Violin".

Days of Glory (2006 film): Days of Glory (French: "Indigènes - "Natives"" ; Arabic: بلديون‎ ‎ ) is a 2006 French film directed by Rachid Bouchareb.  The cast includes Sami Bouajila, Jamel Debbouze, Samy Naceri, Roschdy Zem, Mélanie Laurent and Bernard Blancan.

Nicole Garcia: Nicole Garcia (born 22 April 1946) is a French actress, film director and screenwriter.  Her film "Charlie Says" was entered into the 2006 Cannes Film Festival.  Her film "Going Away" was screened in the Special Presentation section at the 2013 Toronto International Film Festival.  She was the President of the Jury for the Caméra d'Or section of the 2014 Cannes Film Festival.

Nikolay Khomeriki: Nikolay Khomeriki (born 17 April 1975) is a Russian film director and screenwriter.  He has directed six films since 2004.  His film "977" was screened in the Un Certain Regard section at the 2006 Cannes Film Festival.  Three years later his film "Tale in the Darkness" competed in the same section at the 2009 Cannes Film Festival.

Turk's Head: Turk's Head (French: "Tête de turc" - the expression also has the colloquial meaning of 'scapegoat' or 'fall guy' in French) is a 2010 French thriller film directed and starring Pascal Elbé.  Roschdy Zem and Israel actress, Ronit Elkabetz also star.  It was released in France on 31 March 2010.  The film was inspired by the real-life incident in 2006 in Marseille where a group of impoverished teenagers torched a bus, severely burning a female passenger.  It received its international premiere 'in competition' on 31 August 2010 at the Montreal World Film Festival, this will be followed by a theatrical release in Canada on 10 September 2010.

Roschdy Zem: Roschdy Zem (born 27 September 1965) is a French actor and filmmaker of Moroccan descent.  He shared the award for Best Actor for his role in the film "Days of Glory" at the 2006 Cannes Film Festival.

Supporting paragraphs: Roschdy Zem Days of Glory (2006 film)
Answer: Rachid Bouchareb