One version is common, at least one other version is rare
 Game design by Manfred Trenz, Andreas Escher, Holger Schmidt & Julian Eggebrecht. Coding by Holger Schmidt. Graphics by Andreas Escher; gfx assistance by Manfred Trenz. Music/sound FX by Chris Hülsbeck; music routine by Chris Hülsbeck & Jochen Hippel; alien voices by Michael Stevenson & Chris Hülsbeck.
TRIVIA: A pre-release demo of TURRICAN II was previewed at a 1991 German computer show in Cologne. Only 900 copies were made available to the public, with overwhelming demand causing riots at the show and resulting in two people being wounded [Source: Factor 5].