Love Is a Many-Splendored Thing (film) was killed and she runs to visit their favorite hilltop meeting place. The rights to the novel were bought by David Brown of 20th Century Fox for the producer Sol C. Siegel. However, when he left the company the project was given to Buddy Adler. Parts of the film were shot on location in Hong Kong by second-unit director Otto Lang, which was unusual for its time. Two weeks of location filming in Hong Kong had been completed before the final screenplay had been finished by screenwriter John Patrick. He then had to adapt the screenplay to include as many
Laura Donnelly (Love Is a Many Splendored Thing) dismay. However, Iris, good and loyal sister that she was, told Mark to make his marriage work—something she continued to tell him after he mistook her for Laura, made love to her, and impregnated her. Laura was enraged, although she later realized that it wasn't Iris's fault completely (Iris had been blinded in an accident, and it was Mark who had thought Iris was Laura). Besides, it was Iris who was forever telling Mark to make his marriage work, which made Laura feel good. Iris married Spencer Garrison later on, but yet, Iris had given birth to Mark's daughter, Maggie.