Last level code "the wishing engine" AEMCBAIJ to access a cool pinball 
bonus level get more than 90% of the jewels in one level.

Press select anywhere on the map to gain optional passwords.

At the very beggening of level 1, as your walking down the hill jump up and 
knock down the statue. After that walk up the hill and jump back up where the 
statue is standing and you will have freeze.

At the password screen type any of these passwords for different affects:
HARDBODY= invincibility
OTTOFIRE= permanent weapon
BODYSWAP= press triangle to switch charcters in the middle of the game.
CASHDASH= end of each level game *kinda hard*
FULLTILT= pinball game at the end of level
EVILDEAD= immortal enemies!
CORONARY= Seven Hearts
TWISTEYE= Rock 'n' Roll!
INANDOUT= Just Visiting!
THETHING= Mutant Mania!
BODYSWAP= Gender Bender!
VITAMINS= Life of the Party!
TOMMYBOY= Full Tilt! (Bonus Round)
CASHDASH= Speed Greed! (Bonus Round)
BORNFREE= World's Your Oyster!

Go to budget and use this sequence: Hold L1 and push, X, O, triangle, 
square, then hold R2 and push the same thing, then hold L2 and push the same 
thing, then hold R2 and push X, O, triangle, O. There you go you got 1 million dollars!