: An entertainer who performed on the night of the original murder.
: Iris’s younger sister, who has inherited Iris's fortune. Poirot subtitles English S05E03
Russell leaves an empty chair at the table in memory of Iris, decorated with yellow irises. During the dinner, the lights go out for a performance. When they come back on, history appears to repeat itself: Pauline Wetherby is slumped over, apparently poisoned just like her sister. The Reveal : An entertainer who performed on the night
In , Season 5, Episode 3, titled " The Yellow Iris ," Hercule Poirot is drawn into a cold case that began two years earlier in Buenos Aires. The Backstory: Buenos Aires titled " The Yellow Iris