Shang-rila was a fictional place which was the setting of the 1933 novel, Lost Horizon, written by James Hilton (https://en.wikipedia.org/wiki/Shangri-La)

Sam Jaffe (https://en.wikipedia.org/wiki/Sam_Jaffe) played the role of High Lama in the movie Lost Horizon (https://en.wikipedia.org/wiki/Lost_Horizon_(1937_film) which was set in the Himalayan mountains.