Martin Luther inspires a breakaway from the Roman Catholic church and is the founder of Protestantism.
| Actor | Role |
|---|---|
 Jonathan PryceMartin Luther | Martin Luther |
 Maurice DenhamFather Staupitz | Father Staupitz |
 John NettletonAndreas Karlstadt | Andreas Karlstadt |
 Clive SwiftJohann Tetzel | Johann Tetzel |
 Philip StoneJohann Eck | Johann Eck |
 David de KeyserDuke Frederick | Duke Frederick |
| HHugh DicksonGeorg Spalatin | Georg Spalatin |
| JJon CroftBerlepsch | Berlepsch |
 Valentine DyallChancellor | Chancellor |
 Pip MillerCaptain | Captain |
| JJohn ByronPapal Nuncio | Papal Nuncio |
| EEric FrancisKeeper of Relics | Keeper of Relics |
| TTimothy AckroydStudent | Student |
| NNeal SwettenhamStudent | Student |
| JJames KirbyEmperor | Emperor |
| GGraham ChristopherMedieval Player | Medieval Player |
| CCarl ForgioneMedieval Player | Medieval Player |
| MMike GallantMedieval Player | Medieval Player |
| CCarl HeapMedieval Player | Medieval Player |
 Mark HeapMedieval Player | Medieval Player |
| SSuzanne Von KoenigstadterMedieval Player | Medieval Player |
| MMark SabanMedieval Player | Medieval Player |
| BBridget ThornborrowMedieval Player | Medieval Player |
| RRoy WeskinMedieval Player | Medieval Player |