Would children still love their parents if they knew everything about them? Director Frédéric Hambalek Would children still love their parents if they knew everything about them? Director Frédéric Hambalek explores this question in WHAT MARIELLE KNOWS. The biting drama about privacy and trust celebrated its premiere in competition at this year's Berlinale. We are showing the film in the presence of director Frédéric Hambalek and the actors Julia Jentsch, Felix Kramer and Laeni Geiseler.