Kammala jumla mai zuwa: Aikin Gründgens ya ci gaba bayan jam'iyyar Nazi ta hau mulki: a cikin 1934 ya zama "Mai kula", ko kuma darektan zane-zane, na gidan wasan kwaikwayo na Prussian State kuma daga baya Ministan Prussian-Shugaba Hermann Göring ya nada shi memba na majalisar jihar Prussian. Ya kuma zama memba na Majalisar Shugaban kasa na "Reichstheaterkammer" (Gidan wasan kwaikwayo na Reich), wanda ya kasance cibiyar Reichskulturkammer (Gidan Al'adu na Reich). A cikin 1941, Gründgens ya fito (a kan nufinsa kuma ba a biya shi ba) a cikin fim ɗin farfaganda "Ohm Krüger" da kuma a cikin "Friedemann Bach", fim ɗin da shi ma ya samar. Bayan Goebbels ta
jawabin yaƙi a ranar 18 ga Fabrairun 1943, Gründgens ya ba da kansa ga Wehrmacht amma Göring ya sake tunawa da shi, wanda ya ƙara sunansa a cikin Gottbegnadeten jerin (Babban Artist Exempt List).