Michael Anderson Director Liv Ullmann Pope Joan Actor Keir Dullea Dr. Stevens Actor Maximilian Schell Adrian Actor Olivia de Havilland Mother Superior Actor Lesley-Anne Down Cecilia Actor Trevor Howard Pope Leo Actor Jeremy Kemp Joan's Father Actor Patrick Magee Elder monk Actor Franco Nero Louis Actor Robert Beatty Dr. Corwin Actor Natasha Nicolescu Joan's Mother Actor Sharon Winter Joan as a child Actor Richard Bebb Lord of Manor Actor Peter Arne Richard Actor George Innes Monk Actor Nigel Havers Young monk Actor Susan Macready Sister Nunciata Actor Andre Morell Emperor Louis Actor Martin Benson Lothair Actor Duncan Lamont 1st Wounded Soldier Actor Kurt Unger Producer