"Bachir Lazhar" is a 2011 Canadian film directed by Philippe Falardeau. The story revolves around an Algerian immigrant, Bachir Lazhar, who becomes a substitute teacher at a Montreal elementary school after the tragic death of a beloved teacher. He faces challenges in connecting with his students while dealing with his own past. The film explores themes of grief, cultural differences, and the impact of loss on both students and teachers. It highlights the importance of communication and understanding in the classroom, as Bachir strives to create a supportive environment for his students amidst their emotional struggles.