French actor Lambert Wilson, best known for his role as TheMerovingian in two Matrix films, is to host the opening and closing ceremonies atthis year's Cannes film festival.Wilson, 55, will introduce president of the jury Jane Campion on stage at the openingceremony on May 14, as well as steer the closing awards ceremony on May 24,festival organisers said in a statement on Friday."The epitome of elegance, this multi-talented artist who describes himself as a'sociable hermit' divides his time between the theatre, the cinemaandsinging,"theorganisers added.Wilson played The Merovingian in "The Matrix Reloaded" and "The MatrixRevolutions", the second and third instalments in the science fiction action trilogy,both released in 2003.The actor made his first appearance at Cannes in 1985 in an Andre Techine film,"Rendez-Vous", in which he appeared alongside a young Juliette Binoche. Wilson follows in the footsteps of "Amelie" actress Audrey Tautou, who was lastyear's mistress of ceremonies.The line-up of films competing for the top Palme d'Or prize at the 67th Cannes filmfestival will be announced on April 17.