The Godfather cheats and cheat codes for XBox

Unlock all movies:
Pause the game play, then press Y, X, Y, X, X click Left Analog-stick
on your Xbox controller.

Unlock full health:
Pause the game play, then press Left, X, Right, Y, Right, click Left 
Analog-stick on your Xbox controller.

Unlock full ammunition:
Pause the game play, then press Y, Left, Y, Right, X, click Right 
Analog-stick on your Xbox controller.

Get $5,000:
Pause the game play, then press X, Y, X, X, Y, click Left Analog-stick
on your Xbox controller.

refill health:left x right y right L2
Submitted by: chuchumad

Unlock Dillinger: Buy third upgrade for Tommy Gun
Unlock Street Sweeper: Buy third upgrade for Shotgun
Unlock Assassin's Pistol: Buy 3rd Pistol upgrade
Unlock Python: Buy 3rd Magnum upgrade
Unlock Saturday Night Special: Buy 3rd .38 Snub Nose upgrade

Unlimited ammunition and $1 million:
Reach the Don Of New York City rank at a 91.5 game completion 
Submitted by: boy

Unlimited money and Respect points:
Finish the 1st mission, then save the game and quit the game 
before answering the phone downstairs. Load back your saved game file 
to receive $500 and 500 Respect points from the previous mission. 
Save the game, quit, then reload again. Repeat the entire process
as many times as you want.

Unlimited money - Self robbery:
If you are owner of nightclub, hotel or shop enter to any.  
Break the cash register and pick up the money. Exit, then a few seconds 
later go back. Break again the fixed cash register. Repeat as many 
times you want.