It can’t be easy playing the movie version of a noble real-life figure like Sérgio Vieira de Mello, the U.N. diplomat from Brazil who, in the midst of a career unwaveringly dedicated to humanitarian efforts, died in the 2003 terrorist bombing of the Canal Hotel in Baghdad. But in Sergio, director Greg Barker’s drama about the last years of Vieira de Mello’s life—making its debut on Netflix on April 17—Wagner Moura (from Netflix’s Narcos) gives it his all. Vieira de Mello was sent to Iraq in 2003 as the Special Representative of the U.N.