Zombies Ate My Neighbors

Sound test:
Press L or R at the Lucas Arts logo.

Bonus level:
Enter BCDF or GYLM as a password.

View end credits:
Enter XWJR as a password.

Cheerleaders vs.
The Monsters bonus level:

Enter WBGR as a password to begin game play on level 9 with all ten victims.
Rescue all victims on each stage up until level 12 (Mars Needs Cheerleaders) to reach the "Cheerleaders vs.
The Monsters" bonus level.

Lvl  Password
2    PHZB
4    XHRS
5    FHRX
6    PHRP
8    WBGR
9    NBGW
12   GFCY
13   FRCR
16   KKYM
17   RKYL
19   DBJK
20   BXBS
21   PXBG
24   GYLM
25   XYLZ
28   GLZJ
29   XLZG
32   XJQY
33   WJQK
36   KZVJ
37   BZVG
40   KRPY
41   BRPK
45   BLHR