Mia McKenna-Bruce in 'Agatha Christie's Seven Dials.' Simon Ridgway/Netflix Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Logo text "Isn't she just 'it'?" a partygoer observes of Lady Eileen Brent (Mia McKenna-Bruce), blessed with the rather adorable nickname of "Bundle" and daughter to Lady Caterham (Helena Bonham Carter), British gentry fallen on hard times in the aftermath of World War I.