Niall MacGinnis

Martin Luther

Acting

John Ruddock

Vicar von Staupitz

Acting

Pierre Lefevre

Spalatin

Acting

Guy Verney

Melanchthon

Acting

Alastair Hunter

Carlstadt

Acting

David Horne

Duke Frederick

Acting

Fred Johnson

Prior

Acting

Philip Leaver

Pope Leo X

Acting

Heinz Piper

Dr. Eck

Acting

Leonard White

Emissary

Production

Egon Strohm

Cardinal Alexander

Acting

Annette Carell

Katherine von Bora (as Annette Carrell)

Acting

Alexander Gauge

Tetzel

Acting

Henry Oscar

Acting

Irving Pichel

Brueck

Acting