What was Bette Davis's last film?

Wicked Stepmother (1989) was Bette Davis’s last film.

What was Bette Davis's film debut? Bad Sister (1931) was Bette Davis's film debut.
What is the name of Bette Davis's character in All About Eve (1950)? Margo Channing was the name of Bette Davis's character in All About Eve (1950). Anne Baxter played her young fan and rival Eve Harrington.
In what movie does Bette Davis say, "I'd love to kiss you, but I just washed my hair"? Bette Davis says, "I'd love to kiss you, but I just washed my hair" in Cabin in the Cotton (1932).
In what movie did Bette Davis say, "There comes a time in every woman's life when the only thing that helps is a glass of champagne"? Bette Davis said, "There comes a time in every woman's life when the only thing that helps is a glass of champagne" in Old Acquaintance (1943).
In what movie does Bette Davis say, "What a dump!"? Bette Davis says, "What a dump!" in the movie Beyond the Forest (1949).
Where were the Continental Baths, where Barry Manilow and Bette Midler got their start? The Continental Baths, where Manilow joined Midler in 1970, were located in the basement of the Ansonia Hotel between West Seventy-third and Seventy-fourth Streets in New York…