To unlock the following just enter the corrsponding codes in the Enigma screen.

Unlock Noah:
BEACHBALL

Unlock Otto:
HERRZOMBIE

Unlock Wolfgang:
HOODUP

Unlock Bismark Dog:
WOOFWOOF

Unlock Gunther:
GUNTHER

Unlock Kurt:
EVILKURT

Unlock Manfred:
MANLYMAN

Unlock Col. Muller:
BIGFATMAN

Unlock Velociraptor:
SSPIELBERG

Unlock Werner Van Braun:
ROCKETMAN

Unlock William Shakespeare:
PAYBACK

Unlock Winston Churchill:
FINESTHOUR

Unlock Picture of Adrian:
AJRULES

Unlock Picture of Lynn:
COOLCHICK

Unlock 4x4 Firing Rate:
ICOSIDODEC

Unlock Multiplayer Power-Ups:
DENNISMODE

Unlock Wireframe Mode:
TRACERON

Unlock American Movie Mode:
SPRECHEN

Unlock Reflecting Shot Mode:
GOBLUE

Unlock Invincibility Mode:
MOSTMEDALS

View Development Team:
DWIMOHTEAM

View Picture Gallery:
DWIGALLERY

During gameplay pause the game and hold L1 + Triangle and press Square, Square, Triangle, X, Circle, Square, Triangle.

Enter the code 'ENTREZVOUS' without the quotes. If you entered the code correctly the screen will flash green. Return to the 'Code Entry' screen and enter 'PORTECLEFS' as a code without the quotes.

Unlock ALL Doors:
During gameplay pause the game and press and hold L1 + Triangle and then press Square, Square, Triangle, X, Circle, Square, Triangle.


Unlockables
Enter the following codes at the Enigma screen to unlock the corresponding effect. If the code has been entered correctly the Enigma machine will flash green.

Unlock ALL Multiplayer Characters: CAPTAINDYE

Unlock Infinite Ammunition: BADCOPSHOW

Unlock Rapid Fire: ICOSIDODEC


Unlock Missions

Unlock Mission 1 - Rescue The G3 Officer: RETTUNG

Unlock Mission 2 - Destroy The Mighty Railgun Greta: ZERSTOREN

Unlock Mission 3 - Scuttle Das Boot U-4901: BOOTSINKT

Unlock Mission 4 - Attack Impenetrable Fort Schmerzen: SENFGAS

Unlock Mission 5 - Sabotage the Rjukan Hydro Plant: SCHWERES

Unlock Mission 6 - Capture the Secret German Treasure: SICHERUNG

Unlock Mission 7 - Escape The V2 Rocket Plant: GESAMTHEIT