Bette Davis theatrical actress Margo Channing in "All About Eve" (1950). Davis read the script, described it as the best she had ever read, and accepted the role. Within days, she joined the cast in San Francisco to begin filming. During production, she established what would become a life-long friendship with her co-star Anne Baxter and a romantic relationship with her leading man Gary Merrill, which led to marriage. The film's director, Joseph L. Mankiewicz, later remarked: "Bette was letter perfect. She was syllable-perfect. The director's dream: the prepared actress." Critics responded positively to Davis' performance, and several of her lines became
Bette Davis film, "Lady for a Day"), based on a story by Damon Runyon. She accepted her next role, in the Grand Guignol horror film "What Ever Happened to Baby Jane?" (1962), after reading the script and believing it could appeal to the same audience that had recently made Alfred Hitchcock's "Psycho" (1960) a success. She negotiated a deal that would pay her 10% of the worldwide gross profits in addition to her salary. The film became one of the year's biggest successes. Davis and Joan Crawford played two aging sisters, former actresses forced by circumstance to share a decaying Hollywood mansion.