Call of Duty: Finest Hour Cheats for PlayStation 2
If you're struggling with the game then Select the 'Extras' option and go to the 'Cheat' menu and press R2, R1, L1, L2, Left, Down, Right, Up, Square and ALL the cheats at the 'Cheat' menu will be enabled.
Towards the end of the 2nd British Level after you have blown up the fuel depot you will come to two old buildings by the mountain. Go to the building on the left that looks like a church and blow up the door on the right with two grenades. Then throw two more grenades inside the room and a stair case will be revealed when the debris clears. Go down the stair case to find an old man playing a musical instrument that looks like a guitar and a health pack.
When you successfully complete the following campaigns the corresponding FMV Sequence becomes unlocked.
Complete the Russian Campaign:
Unlocks the Making Of 1 FMV sequence.
Complete the British Campaign:
Unlocks the Making Of 2 FMV sequence.
Complete the American Campaign:
Unlocks the Making Of 3 FMV sequence.
Finish the game under the easy difficulty setting to unlock the "Big Head", "Ricochet", "Head Shot", and "Ricochet All" cheat options.
Finish the game under the normal difficulty setting to unlock the "Shink Shot" and "Dead Eye" cheats.
Finish the game under the hard difficulty setting to unlock the "Big 'N' Small" cheat.
To unlock 'Ricochet', 'Ricochet All', 'Head Shot'and'Big Head' cheat options successfully complete the game on the Easy difficulty setting.To unlock 'Dead Eye' and the 'Shink Shot' successfully complete the game on Normal difficulty settting and successfully complete the game on Hard setting to unlock the 'Big 'N' Small' cheat
At the Level selection screen hold controller two up and with controller one press Start, Select (2), Square.
Insert second controller into your console then go to level select screen and hold UP button then on press START,SELECT,SELECT,SQUARE on first one while you holding UP on second controller.
Okay, some people may know this, here's what it is. A giant apple is sitting in the middle of nowhere, and there's a UFO inside of it. Here's how to get to it.
Go to Operation Little Saturn. You should be in a tank, at the beginning of the level, turn around. There should be a dead tree all alone. Try climbing up the hill on it's right. You should get up. Follow the road to the left. Don't fall off the mountain, keep going. In the distance after awhile, you'll see a big apple. Keep going until you get inside. Then you'll see the UFO.
On cheats menu in extras put r2 r1 l1 l2 left down right up 
At the level select screen hold, up on controller two and on controller one press
Start, select, select, square.
(Note: You'll need two controllers to enter this code.) Select "Single Player" mode and enter your players name. When the level-select screen appears, hold UP on controller 2 and press START, SELECT, SELECT, SQUARE on controller 1 to unlock all levels.
On the level screen hold, up on controller two and then press start, select, select, and square on controller one
First ,you need two controllers plugged in.
Press and hold up on controller two, then press START, SELECT, SELECT and SQUARE. All the levels for the Eastern front, North Africa and the Western Front should now be avaliable.