Anne Baxter 1970s in "Applause", the musical version of "All About Eve", but this time as Margo Channing (succeeding Lauren Bacall). In the 1970s, Baxter was a frequent guest and guest host on "The Mike Douglas Show". She portrayed a murderous film star on an episode of "Columbo", called "Requiem for a Falling Star". In this episode, she portrayed a fading movie star called Nora Chandler, perhaps in homage to the fading star Margo Channing of "All About Eve". In 1971, she had a role in "Fools' Parade" as an aging prostitute who helps characters played by Jimmy Stewart, Strother Martin, and
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