Siegfried of Xanten snatches the Nibelung treasure from the king of the underworld and slays the dragon Fafnir, whose blood makes him invulnerable. Siegfried falls in love with Kriemhild, the sister of the Burgundian king. But only if Siegfried helps Gunther marry Brunhild will he be allowed to marry Kriemhild. He fulfills this condition, but the two women bring ruin upon Xanten and Burgundy...
| Actor | Role |
|---|---|
 Uwe BeyerSiegfried | Siegfried |
 Karin DorBrunhild | Brunhild |
 Maria MarlowKriemhild | Kriemhild |
| RRolf HennigerKönig Gunther | König Gunther |
 Siegfried WischnewskiHagen | Hagen |
 Hans von BorsodyVolker von Alzey | Volker von Alzey |
| FFred WilliamsGernot | Gernot |
 Terence HillGiselher | Giselher |
 Dieter EpplerRüdiger von Bechlarn | Rüdiger von Bechlarn |
 Skip MartinAlberich | Alberich |
 Samson BurkeBlo-Edin | Blo-Edin |
 Hilde WeissnerKönigin Ute | Königin Ute |
| BBarbara BoldHildegunt | Hildegunt |
| IIngrid LotariusGudrun | Gudrun |
| MMaria HofenFrigga | Frigga |
| MMilan Bosiljčić 'Beli'Dankwart | Dankwart |
| ĐĐorđe NenadovićSlaodel | Slaodel |
 Benno HoffmannNot listed | Not listed |
 Stole AranđelovićNot listed | Not listed |
| MMile AvramovićNot listed | Not listed |
| BBožidar DrnićNot listed | Not listed |
| AAndrej GardeninNot listed | Not listed |
| BBogdan JakušNot listed | Not listed |
 Antun NalisNot listed | Not listed |
 Svetolik NikačevićNot listed | Not listed |
| MMilivoje 'Mavid' PopovićNot listed | Not listed |