The Hollywood star, 28, posed in this figure-hugging blue and white dress for a magazine photo shoot.
But she takes on a more scary role playing Psycho actress Janet Leigh — whose character was knifed to death in a motel shower — in upcoming movie Hitchcock.
The biopic is about legendary British director Alfred Hitchcock, who made the classic 1960 horror.
An interview with Scarlett appears in the February issue of fashion and beauty magazine Elle on sale next Wednesday.
Starlet Johansson ... photo shoot to be published in Elle