If you are looking for the original game, several "abandonware" and archive sites host it because it is no longer sold commercially in its original form:
International Cue Club , originally released in 2000, remains a cult favorite for its realistic ball physics and immersive atmosphere. While "full version" free downloads are often hosted on various third-party sites, it is important to choose reliable sources to avoid malware. international-cue-club-pc-game-free-download-full-version
This is the safest way to find the original GSP/Midas version. It often includes the full ISO or setup files for Windows XP-era systems. If you are looking for the original game,
You start in chat rooms, building a reputation to challenge "bosses" and unlock new cues and table designs. It often includes the full ISO or setup
For a game from 2000, it received high praise for its realistic ball interaction and "top-down" 2D visual style, which many fans still prefer over modern 3D versions. The Modern Alternative: Cue Club 2