Who Shot Johnny Rock? is an interactive movie full-motion video game released for various platforms, including the CD-i, in 1991. Set in a stylized version of 1930s Chicago, players engage in a live-action detective story where they must solve the murder of a nightclub singer, Johnny Rock. Players use light gun peripherals to shoot enemies and gather clues across different scenes. The title belongs to the genre of rail shooters and integrates film noir elements within an interactive video game format.