A professor who found out a formula to make diamonds from oil is killed in Tehran and his nephew who is a spy is sent to Tehran by Interpol in order to find the formula.
Nancy Kovack
Taghi Zohuri
Marina Mater
Zackaria Hashemi
Nersi Korkia
Katayun Amir Ebrahimi
Hamide Kheyrabadi
Dariush Talayi
