7 Women (1965)

In a mission in 1935 China, Agatha Andrews (Margaret Leighton) is a rigid missionary beset by Mongolian bandits led by Warlord chief Tunga Khan (Mike Mazurki). With her are her assistant Jane Argent (Mildred Dunnock), staff members Emma Clark (Sue Lyon), Mrs. Russell (Anna Lee), and Miss Binns (Dame Flora Robson), head of the British mission, Charles Pether (Eddie Albert), a teacher at the mission, and his pregnant wife Florrie (Betty Field). When Dr. D.R. Cartwright (Anne Bancroft) arrives, she agrees to sacrifice herself to Tunga Khan if he will let the ladies go free.