After a 3 year hiatus, Actor and broadcaster Sherin El-Tahan returns to the screen in the new series "Raqam maghol" or "Unknown number" in Ramadan.She will portray "Sherin", who works with the attorney "Aly" played by Youssef El-Sherif. Together they go through crime related events and issues.The series is also starring Mahmoud El-Gendy, Sherry Adel, Edward, Ramez Amir and Riham Haggag. It is written by Amr Samir Atef and directed by Ahmed Galal.