Marcel Montealegre Talero is a Spanish audiovisual professional based in Madrid, specialising in television and post-production. According to his own professional profile, he has been working in the audiovisual sector for over 20 years and has specialised particularly in post-production. He has worked on television productions and is professionally associated with Endemol Shine Group. He is the director, screenwriter, producer and editor of Esperanza Viva (2026), a Spanish documentary on religious themes that brings together eight true stories of people who have endured situations of pain, loss, poverty or uncertainty and found new meaning through faith and hope. The official ICAA register explicitly identifies him as director, producer, screenwriter and editor.