The opening titles include "For those who believe in God, no explanation is necessary. For those who do not believe in God, no explanation is possible."
The credits say "Introducing Jennifer Jones as Bernadette", even though she had already appeared in 1939 in a Dick Tracy serial and a Western feature under her real name, Phyllis Isley.
And Introducing (by arrangement with David O. Selznick) Jennifer Jones as Bernadette