Star Wars: Shadows Of The Empire cheats and cheat codes for Nintendo 64

Select X-Wing or TIE fighter
During the game play hold Left + C-Left + C-Down + C-Right + L + R + Z 
and press Analog-stick Down or Analog-stick Up. Note: This will works 
only if your contoller configured to to the "Traditional" setting.

View ending sequence after selecting any level
Choose the rename option and type the following case-sensitive name:
"_Credits". Note: Replace "_" to SPACE

View dev-team
Enable the "View ending sequence" cheat. After the credits are completed 
and the game will automatically returned to the main screen, press the
Analog-stick to the Up/Right direction.

Unlock all weapons
Choose the rename option and type the following case-sensitive name:
"_Jabba". Note: Replace "_" to SPACE. Begin a game on the "Jedi" 
difficulty settings.

Skip Hoth, Asteroid Field, and Skyhook sequences:
Choose the rename option and type the following case-sensitive name:
"Joe". After, change the difficulty settings to "Easy" and begin 
a new game.

Wampa sounds
Choose a save game slot and type the following case-sensitive name:
"R_Testers_ROCK". Note: Replace "_" to SPACE

Displays enemies and items on map:
Get all challenge points in the "Easy" mode. During game play in the 
first person mode levels, hold Camera for 5 seconds to get the 
Leebo Scanner. 

Various ships:
Get all challenge points in the "Medium" mode. During the SkyHook Battle, 
hold Camera for 5 seconds to fly as an X-Wing. 
Hold Camera for 5 seconds again to fly as a Tie-Fighter. 
Hold Camera for 5 seconds again to return to an Outrider.

30 sec invinciblity and maximum weapons:
Get all challenge points in the "Hard" mode. During game play, hold 
Crouch for 15 seconds.

Wampas join to Dash and attack enemies at Escape from Echo Base stage:
Get all challenge points in the "Jedi" mode.