Cast
Niall MacGinnis
(1913–1977)
Martin Luther
John Ruddock
Vicar von Staupitz
Pierre Lefevre
Spalatin
Guy Verney
Melanchthon
Alastair Hunter
Carlstadt
David Horne
Duke Frederick
Fred Johnson
Prior
Philip Leaver
Pope Leo X
Heinz Piper
Dr. Eck
Annette Carell
Katherine von Bora (as Annette Carrell)
Alexander Gauge
(1914–1960)
Tetzel
Henry Oscar
Irving Pichel
(1891–1954)
Brueck
Directing
Irving Pichel
(1891–1954)
Director
Writing
Lothar Wolff
Writer
Allan Sloane
Writer
Crew
Joseph C. Brun
Cinematography
Editing
Fritz Stapenhorst
Editor
Sound
Mark Lothar
Music