The only sleight of hand I can detect is the fact that our hero never actually kills anyone himself.
He does the heavy lifting, and she passes it off with a sleight of hand.
The real Mamet is an actor who became a writer and had a real sense of the criminal and the sleight of hand in American life.
"cunning," early 14c. alteration of sleahthe (c.1200), from Old Norse sloegð "cleverness, cunning, slyness," from sloegr (see sly). Meaning "skill, cleverness, dexterity" is from late 14c. Meaning "feat or trick requiring quickness and nimbleness of the hands" is from 1590s. Term sleight of hand is attested from c.1400.