Maziar Miri graduated in editing, and started his career with making documentaries about Iran. He made his first short film in 1996, and worked for several years in the editing department of Iranian TV, channel 2. He made his debut feature film in 2000 titled The Unfinished Piece that won him several international awards but the movie was never allowed to release in Iran because of its topic about women being banned from singing in Iran. He directed a documentary series titled Red Migration that lasted from 2002 to 2004.