The German Doctor (Spanish: Wakolda) is a 2013 Argentine historical drama film directed, produced and written by Lucía Puenzo. Based on Puenzo's novel Wakolda (2011), the film stars Àlex Brendemühl as the Nazi war criminal Josef Mengele, infamous for performing human experiments in the Auschwitz concentration camp. It also stars Florencia Bado, Natalia Oreiro, Diego Peretti, Elena Roger and Guillermo Pfening.