Cast of I Care a Lot

Rosamund Pike portrays Marla Grayson, a cunning and ruthless professional guardian.

Peter Dinklage plays Roman Lunyov, a powerful and dangerous gangster.

Eiza González portrays Fran, Marla's business partner and lover.

Dianne Wiest plays Jennifer Peterson, an elderly woman caught in Marla's scheme.

Chris Messina portrays Dean Ericson, a lawyer involved in the unfolding events.

Isiah Whitlock Jr. plays Judge Lomax, a key figure in the legal proceedings.

Macon Blair portrays Feldstrom, an associate of Roman.

Alicia Witt plays Dr. Amos, a medical professional involved in the story.