Harlan Thrombey's nurse and moral compass, whose honesty drives the first film's resolution.
Marta attempts to save Fran despite believing the situation may incriminate her.
At the blackmail meeting, Marta finds Fran drugged, performs CPR, and calls an ambulance.
Marta is examined as a witness and possible suspect by the police.
Marta gives accurate but incomplete answers when questioned during the police investigation.
The Cop is part of the official questioning surrounding Harlan's death.
Marta is questioned during the investigation and gives truthful but incomplete answers.
Harlan employs Marta as his personal nurse.
Marta is described as Harlan's nurse and was responsible for administering his bedtime medication.
Blanc initially treats Marta as a possible participant before recognizing her innocence.
Blanc questions Marta, notices a drop of blood on her shoe, and later tells her he suspected she played a part in Harlan's death.
Ransom attempts to control Marta through fear, deception, and financial leverage.
Ransom helps Marta flee but manipulates her into confessing and offers assistance in exchange for part of her inheritance.
Explore the full interactive character relationship map of Knives Out