B, Right, A, Down, Right, Up, B, Left, A, Up, Right, A
Allows you to choose which level to start on. Use Up and Down to select.
Down, A(x26) down
Atari Pitfall
C, Right, Down, C, Right, Down, C, Right, Down
Displays the credits
B, A, Right, C, Right, Up, Down
Gives Harry super speed.
C, C, C, C, Left, A, Down, Up, Down
Gives Harry unlimited continues
Left, A, Down, B, Right, A, B, Up, Down, A, B, Up, C, A, C, A
Gives you extra weapons and lives at the beginning of the game.
Right, A, Down, B, Right, A, B, Up, Down
Grants Harry 9 lives.
A, B, Up, C, A, C, A
Grants you all weapons at the beginning of the game.
B, A, Down, C, Right, A, B
Lets Harry practice the lever game.
Right, A, Down, C, Right, A, B, Left, A, Rigjt, Down
Start on Level 6