Mrs. Pollifax Spy

Mrs. PollifaxSpy 1971 is a comedy film directed by Leslie H. Martinson, starring Rosalind Russell and Darren McGavin, and released by United Artists. This was Russells last theatrical film role, with one TV movie in 1972. Russell adapted the novel The Unexpected Mrs. Pollifax, written by Dorothy Gilman under the pseudonym C. A. McKnight.

Source: Wikipedia