1944 film by John M. Stahl
The Keys of the Kingdom is a 1944 American drama film adapted from the 1941 novel The Keys of the Kingdom by A. J. Cronin. The film was adapted by Nunnally Johnson, directed by John M. Stahl, and produced by Joseph L. Mankiewicz. It stars Gregory Peck, Thomas Mitchell, and Vincent Price, and tells the story of the trials and tribulations of a Roman Catholic priest who goes to China to evangelise.
Plot summary adapted from Wikipedia, licensed under CC BY-SA 4.0.