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
Margo Lane provide sufficient "vocal contrast". Margo was based on socialite Brenda Frazier and "You Can't Take It with You" star Margot Stevenson. The relationship between Lamont and Margo was modelled on the Thin Man film series. During World War II, Walter B. Gibson felt he could no longer write stories about spy rings, since they had now become a reality. Instead he focused on whodunits, which suited the Cranston persona of the Shadow. Thus the character of Margo came to the fore, and eventually became a permanent fixture in the stories, finally being promoted to a full agent. Margo appears in