Thunderbirds Cheats
NES Cheats
Level select
Hold Up/Left and reset the NES system. Quickly press A + B + Select, A + B + Select while the screen remains blank.
Level skip
Pause game play, press Up/Left, A + B + Select. Your jet will fly away and complete the level when game play is resumed.
Level Select
To begin the game at any level press diagonally up and to the left while resetting the game. Then press A, then B, then Select.