Start a game and pause it. Then press Right, Down, Down, Left, Down,
Up, C, A, Left, Left. Now you can watch all the cinemas.
------------------------------------------------------------------------
To access these hidden levels, start a game and pause it. Then enter
the following:
Production Team Level:
Press Right, Down, Down, Left, C, Right, A, Z, Y. You will then see a
screen that says "Heads Up! Production Team Level." Now your enemies
are the heads of the people who made the game.
Right, Down, Down, Left, Right, A, C, Y, C, A, Right.
Trench Secret Level:
press Right, Right, Down, Down.
Fade to Black Secret Level:
Press X, Y, Z, Z, Y.
Chowder Secret Level:
Press Y, Down, Down, Up, Right, C.
"One-hit wonder" mode: At the title screen, put the cursor on Game Start and press A, B, C, B, A, Start. You'll have no lives, and one hit will kill you.
Sites: