NOTE: Many of the 'Revisit' cheats do not work on most copies of the game. Please be aware of this.
Walter (Alternate Voices)
Get 10,000 points or more on Bear Attack.
Big Head Mode
Get 30,000 points or more on Bomber Bear.
Get 10,000 points or more on Super Snake.
Get 5,000 points or more on Snake Classic.
Complete Block Puzzle in less than 60 seconds.
Honey, I Shrunk The Fur Fighters
Get 15,000 points or more on Balloon Lift.
Revisit 'Saving Gwynth' after her defeat.
Revisit 'Saving Juanita' after her defeat.
Revisit 'Saving Claude' after his defeat.
Revisit 'Saving Esmerelda' after her defeat.
Revisit 'Saving Winnie and Mai' after their defeat. Bears are now 2x harder to defeat.
Revisit 'The General's Lair' after his defeat.
Complete the Puzzle at Temple of Gloom (the one near where you insert the Spanner).