One version is common, at least one other version is rare
 Game is referred to as SPEEDBOAT ASSASSINS (plural) on the game packaging and contents.
 Original release contents included a 16 Blitz entertainment software catalogue.
TRIVIA: Coder Mick West was brought in to apply the finishing touches to SPEEDBOAT ASSASSINS after main coder Grant Evans died tragically in a motorbike accident in 1989 while working on the game. [Source: Interview with Mick West(coder), courtesy of Codetapper]