All About Eve while "Harrison's Reports" called it "a fascinating, continually absorbing story about Broadway theatrical people, given a mature treatment and penetrated with realistic dialogue and flashes of slick, sardonic humor." John McCarten of "The New Yorker" called it "a thoroughly entertaining movie." Writing in 2000, film critic Roger Ebert of the "Chicago Sun Times" praised the film, saying Bette Davis' character "veteran actress Margo Channing in "All About Eve" was her greatest role." Boxoffice.com stated that it "is a classic of the American cinema – to this day the quintessential depiction of ruthless ambition in the entertainment industry, with legendary performances
All About Eve for Susan Hayward." Mankiewicz presented a film treatment of the combined stories under the title "Best Performance." He changed the main character's name from Margola Cranston to Margo Channing and retained several of Orr's characters — Eve Harrington, Lloyd and Karen Richards, and Miss Casswell — while removing Margo Channing's husband completely and replacing him with a new character, Bill Sampson. The intention was to depict Channing in a new relationship and allow Eve Harrington to threaten both Channing's professional and personal lives. Mankiewicz also added the characters Addison DeWitt, Birdie Coonan, Max Fabian, and Phoebe. Zanuck was enthusiastic and