id                          ( DOOM           )
Harold Ramis & Dan Ackroyd  ( GhostBusters   )
Columbia Pictures           (      "         )
Velocity                    ( STRIFE         )
Shams Young                 ( DooM City      )
3d realms                   ( Duke 3D        )
   "			    ( Shadow Warrior )
Raven                       ( Hexen          )
Banjo                       ( Hacx           )
Humilitia                   ( GB3D           )
Roger Ritenour		    ( Earth/Phobos   )
R. Haslewood		    ( Vigo Image     )
Ace Team Software	    ( Batman DooM    )
Al Wickam		    ( Zombie DooM    )



*These are just the some of the behind the scenes people, who I've had help from