Sadrac González-Perellón: Sadrac González-Perellón. Director: Black Hollow Cage. Sadrac González-Perellón is a Spanish winner award film director, writer and film producer born in Madrid in 1983. After studying art and drawing, he made several short films and he shoots his first art-house film, Myna has gone (2009). As writer and director he is known for Black Hollow Cage (2017) and as producer for House of Sweat and Tears (2018).
