Hedda Vernon, born Hedwig Klara Kemp, was a German actress, screenwriter, and producer. She was a prominent star of the early Weimar Republic, and had her own film unit set up to produce her pictures. Hedda Vernon, born Hedwig Klara Kemp, was a German actress, screenwriter, and producer. She was a prominent star of the early Weimar Republic, and had her own film unit set up to produce her pictures.