He was charmed by her and said that she was "different from all these actresses we've been seeing so much of." However, Kelly's performance in Fourteen Hours was not noticed by critics and did not lead to her receiving other film acting roles.
She continued her work in the theater and on television, She had various roles on television shows produced by NBC and CBS.
In a film review released 12 months later, The New Yorker remarked on the apparent on-screen chemistry between them and took note of her delivery of her performance "with quiet confidence." Eva Marie Saint, who replaced her, won an Academy Award for that role.
Kelly committed to the role of Lisa Fremont in Rear Window instead.
She was noticed during a visit to the set by Gary Cooper, who subsequently starred with her in High Noon (1951).In 1942, at the age of 12, she played the lead in Don't Feed the Animals, a play produced by the East Falls Old Academy Players.Before graduating in May 1947 from Stevens School, a socially prominent private institution on Walnut Lane in the Northwest Philadelphia neighborhood of Germantown, she acted and danced.Her graduation yearbook listed her favorite actress as Ingrid Bergman and her favorite actor as Joseph Cotten.Despite her parents' initial disapproval, Kelly decided to pursue her dreams of being an actress.If Mogambo had been made in Arizona, I wouldn't have done it." Her role as Linda Nordley in MGM's production of Mogambo garnered her a Golden Globe Award for Best Supporting Actress and her first Academy Award nomination for Best Supporting Actress.