While the story in "Glass Onion: A Knives Out Mystery" has been kept tightly under wraps (as it should be!), we've known for a while that the movie has a large ensemble cast full of a lot of ridiculous characters. Two of those characters — Peg, played by Jessica Henwick, and Whiskey, played by Madelyn Cline — have close relationships with two of the "disruptors" invited to billionaire Miles Bron's island.
As such, they often are the ones who clearly realize that everyone else around them...