From 1987 to 2003, Michel Fourniret cemented his legacy as France’s most infamous murderer. But his wife was an enigma: Was she a pawn or a participant?
Where to Watch Monique Olivier: Accessory to Evil • Limited Series
The Monster's WifeJune, 2003. Belgian authorities arrest Michel Fourniret for attempted kidnapping and assault. Linking him to two other cases, they interrogate his wife.
Deal with the Devil
E2
Deal with the DevilLetters, loneliness and a deadly pact: With Olivier in custody, psychologists analyze her history with Fourniret to understand her role in his crimes.
The Ogres of the Ardennes
E3
The Ogres of the ArdennesA prosecutor recalls Olivier and Fourniret's sheer lack of empathy as they uncovered bodies. Later, their ownership of a château is called into question.
The Evil Genius
E4
The Evil GeniusWhen the trial opens, Olivier's role as a mother spikes public fascination — and hatred. As the couple's crimes come to light, so does their sex life.
The Secret Keeper
E5
The Secret KeeperOlivier is taken out of her cell to help with a cold case in 2021, but her motives are unclear. After Fourniret's death, can she recover her humanity?
