The Mephisto Waltz

Myles Clarkson (Alan Alda), long ago frustrated in his hope for a career as a pianist, is now a music journalist and interviews Duncan Ely (Curd Jürgens) Myles is honored to be considered a friend by Duncan Ely, who is dying of leukemia. Unbeknown to them, Duncan and Roxanne are Satanists. As Duncan's physical body nears its end, father and daughter perform an occult ritual that transfers Duncan's consciousness into Myles' body.