Call of Cthulhu: Shadow of the Comet is an adventure game based on H. P. Lovecraft's Cthulhu novels, developed and released by Infogrames in 1993.
The game cannot be played with mouse, only with keyboard. These are the controls:
Arrow keys or num pad - Move
TAB - Brings up menu bar
Enter - Scrolls conversation and descriptions
Saves options in configuration menu