Volume Four of this 5-CD set features Miss Hepburn (as Tracy Lord), Jimmy Stewart (as McCauley Connor) and Cary Grant (as C.K. Dexter Haven) starring in The Philadelphia Story, which was presented on The Lady Esther Screen Guild Theater March 17, 1947. The show was directed and produced by Bill Lawrence and Truman Bradley was the announcer. Wilbur Hatch was the musical arranger and conductor.
The link below will take you to the original blog where you can listen to and read more about the show.