The following are known GameShark Codes for Monsters, Inc. Scream Team on Sony Playstation (PS1).

• Infinite Lives
  300100A3 0005
• Infinite Primordial Ooze
  300100D3 0063
  30097501 0063
• Max Scare
  300974BD 0063
• Have All Medals
  50000902 0000
  800100F2 FFFF
  Note: GameShark 2.2+ Required
• Gain 2 of Things Instead of 1
  8004CF40 0002
  8004CF42 2442
• Extra Lives
  8004CFC8 0001
  8004CFCA 2442
• Pick Up One Silver Coin To Have 10
  300100C6 0009
• Infinite Health (Mike)
  300E00A0 0005
• Infinite Health (Sulley)
  300F510C 0005