All Characters In Gallery
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "RGSGLLRY" as a code to unlock all characters in the viewer.

All Comic Books
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "FANBOY" as a code to unlock all comic books.

All Game Covers
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "KIRBYFAN" as a code to unlock all game comic covers.

All Movies
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "CINEMA" as a code to unlock all FMV sequences.

Amazing Bagman Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "KICK ME" as a code to unlock the Amazing Bagman costume.

Ben Reilly Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "CLUBNOIR" as a code to unlock the Ben Reilly costume. Alternately, successfully play the game through level 4-2.

Captain Universe Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "TRISNTNL" as a code to unlock the Captain Universe costume. This costume allows Spider-Man to have double damage, unlimited webbing, and invincibility. Alternately, successfully complete the game on the hard difficulty setting.

Full Health
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "WEAKNESS" as a code to give Spider-Man full health.

Infinite Webbing
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "GLANDS" as a code to give Spider-Man unlimited webbing.

Invincibility
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "ADMNTIUM" as a code to make Spider-Man invulnerable.

Level Select
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "MME WEB" as a code to unlock the level select option on the "Special" menu.

Peter Parker Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "MRWATSON" as a code to unlock the Peter Parker costume. Alternately, collect all the spheres on the top in item hunt training mode, and then go into the pit. Run into a wall that has a "?" on it all in under one minute. Then, find Peter Parker in the Kraven room to unlock the costume.
Note: This costume only allows two webbring cartridges.

Pulsating Head Mode
Select the "Special" option from the main menu, then choose the "Cheats" selection.
Enter "EGOTRIP" as a code.

Quick Change Spidey Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "SM LVIII" as a code to unlock the Quick Change Spidey costume. Alternately, get more than 10,000 points in zip-line training mode.
Note: This costume only allows two webbring cartridges.

Scarlet Spider Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "XILRTRNS" as a code to unlock the Scarlet Spider costume. Alternately, defeat Rhino in Level 3-1.

Spidey 2099 Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "MIGUELOH" as a code to unlock the Spidey 2099 costume. This costume allows Spider-Man to do double damage. Alternately, collect all comics in the game.

Spidey Unlimited Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "SYNOPTIC" as a code to unlock the Spidey Unlimited costume. This costume allows Spider-Man to have stealth mode by pressing L. Alternately, successfully complete the game twice on any difficulty setting.

Stickman Mode
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "STICKMAN" as a code.

Storyboard Viewer
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "ROBRTSON" as a code to unlock the storyboard viewer.

Symbiote Spidey Costume
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "SECRTWAR" as a code to unlock the Symbiote Spidey costume. This costume allows Spider-Man to have unlimited webbing. Alternately, successfully complete the game on any difficulty setting.

Unlock Everything
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "LEANEST" as a code to unlock all secrets in the game.

What If Contest? Mode
Select the "Special" option from the main menu, then choose the "Cheats" selection. Enter "UATUSEES" as a code to unlock "What If Contest?" mode. In this mode, parts of the game will change depending on what you do from level 2 onward.