Bette Davis of the thirties and into the forties", achieving notability for the variety of her characterizations and her ability to assert herself, even when her material was mediocre. Individual performances continued to receive praise; in 1987, Bill Collins analyzed "The Letter" (1940), and described her performance as "a brilliant, subtle achievement", and wrote: "Bette Davis makes Leslie Crosbie one of the most extraordinary females in movies." In a 2000 review for "All About Eve" (1950), Roger Ebert noted: "Davis was a character, an icon with a grand style; so, even her excesses are realistic." In 2006, "Premiere" magazine ranked her portrayal
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