Hassan Bayanloo (حسن بیان لو) has been a Writer in some movies:

Promise is about that Porya is a 15 years old teenager whose best friend is Danial, his neighbor. Because of something that happens to Danial, Porya considers himself responsible and is scared. He decides to hide this from the others. In this film Ha ...ssan Bayanloo (حسن بیان لو) collaborates with Mohammad Ali Talebi (محمدعلی طالبی), Ali Mohammad Ghassemi (علی محمد قاسمی), Majid Potki (مجید پتکی), Masoumeh Mirhosseini (معصومه میرحسینی), Arash Talebi (آرش طالبی), Mohammad Kashfi (محمد کشفی), Nasrin Babaei (نسرین بابایی), Siavash Talebi (سیاوش طالبی), Hamid Soleymanzadeh (حمید سلیمان‌زاده), Danial Khoshsima (دانیال خوش‌سیما), Mehdi Shiroudi (مهدی شیرودی), Marion Dana Bauer (ماریون دانا باوئر)