For cheats in this game, use the DOS utility DEBUG. First backup your game to
be edited, then type the following from the DOS prompt:
ren cc02.exe cheater.cht
debug cheater.cht
For invulnerability, type:
e ec71 90 90 90 90

For infinite weaponry, type:
e ee32 0

For infinite missiles, type:
e ed94 0
Then type:
w
q

For version 2.0 of Crime Wave v2.0, type:
ren cc02.exe cheater.cht
debug cheater.cht
For invulnerability, type:
e ed6e 90 90 90 90
                                        
For infinite weaponry, type:
e ef2f 0

For infinite missiles, type:
e ed94 0
Then type:
w
q

Then rename CHEATER.CHT back to its previous name.