Cheat Codes: 

Code = Effect 

UNDERTHEMASK = this lets you play in FP view 
GOESTOYOURHEAD = this gives spider a big head and big shoes 
SPIDERBITE = this turns you into a real small spider man, everything else is huge ? alternatively try SPIDERBYTE
JOELSPEANUTS = all villains have big heads 
DODGETHIS = lets you fight in like a matrix style when fighting 
IMIARMAS = unlocks all levels 
ROMITAS = bottom option in menu during game; skip to the next level 
KOALA = unlocks all the moves for spider man 
ORGANICWEBBING = unlimited web 
REALHERO = lets you play as a street cop 
FREAKOUT = lets you play something resembling a Cyborg 
CAPTAINSTACEY = lets you play as a motor cycle cop 
THUGSRUS = lets you play as the thug in the mask 
STICKYRICE = lets you play as the guy who killed his father 
KNUCKLES = lets you play as the black thug in the red jacket 
SERUM = lets you play as a scientist 
HERMANSCHULTZ = lets you play as the shocker 
GIRLNEXTDOOR = lets you play as that girl reporter
HEADEXPLODY = Pinhead bowling mini-game 

Hints:
Play as Alex Ross Spider-Man: Beat the game once on at least Normal difficulty
Play as Peter Parker: Beat the game once on at least Easy difficulty 
Play as Wrestler Spider-Man: Beat the game once on at least Easy difficulty 

Unlock Pinhead Bowling: Earn 10,000 points in Story Mode
Unlock Special Vulture Movie: Earn 20,000 points in Story Mode
Unlock Shocker Test Animation: Earn 30,000 points in Story Mode
Unlock Unlimited Webbing: Earn 50,000 points in Story Mode