I had this game for the ZX Spectrum 128K.
Me and my brother used to wait for ages for it to load up listening to the ear-piercing screech as it loaded. When it finally did it was great!
You were in charge of a speedboat and had to steer it down a river trying to rescue hostages from jetty's. Sure, it sounds rubbish and in the world of the commodore 64 or sega megadrive it looked pretty poor, but back then it was fab and addictive!