Que Esse Grito Não Seja em Vão!
- ปี: 2012
- ประเทศ: Brazil
- ประเภท: สารคดี
- สตูดิโอ: 3filmgroup
- คำสำคัญ: punk rock, hardcore punk, anarchism, short film
- ผู้อำนวยการ: Raphael Erichsen, Tiago Berbare
- นักแสดง: João Gordo, Redson, Clemente Tadeu Nascimento, Jão, Antônio Bivar, Nenê Altro
