Among Grayson's other film credits are Anchors Aweigh, Lovely to Look At, Rio Rita, The Vagabond King and The Desert Song.
She appeared on Broadway in the original production Camelot as Guenevere. Grayson also made appearances in operas such as La Boheme and Madame Butterfly and had a nightclub act with fellow film star Howard Keel. She later made a guest appearance in three episodes of Murder, She Wrote opposite Angela Lansbury.
She is survived by her daughter, Patricia.