Stacy Keach
Martin Luther
Acting
Hugh Griffith
Tetzel
Acting
Judi Dench
Katharina
Acting
Peter Cellier
Prior
Acting
Leonard Rossiter
Brother Weinand
Acting
Patrick Magee
Luther's Father
Acting
Thomas Heathcote
Friend
Acting
Julian Glover
Knight
Acting
Matthew Guinness
Reading Knight
Acting
Peter Kenvyn
Praying Monk (uncredited)
Acting
Tom Baker
Pope Leo X
Acting
Malcolm Stoddard
Emperor Charles the Fifth
Acting
Bruce Carstairs
Duke Frederick Elector of Saxony
Acting
Robert Stephens
Johann von Eck
Acting
Alan Badel
Cardinal Cajetan de Vio
Acting
Maurice Denham
Johann von Staupitz Vicar General
Acting