[4] She had featured roles such as Princess Parisa in The 7th Voyage of Sinbad (1958) and in the courtroom drama Anatomy of a Murder (1959).

She also played the part of Mama Bear with her husband and children in Goldilocks, and she co-starred with Jack Lemmon in the comedy Operation Mad Ball (1957), with Tony Curtis in the drama Mister Cory (1957), and as a trapeze artist in The Big Circus (1959).

After Bing Crosby's death in 1977, she took on a few smaller roles and the lead in the short-lived 1996 Broadway musical State Fair.

A nearby bridge carrying U.S. Route 158 over the Yadkin River is named for Kathryn Crosby.

[7] On November 4, 2010, Crosby was seriously injured in an automobile accident in the Sierra Nevada that killed her second husband, 85-year-old Maurice William Sullivan, whom she had married in 2000.