Game Revolution
- How to turn on cheat mode and play credits movies for the Sony Playstation version.
- http://www.gamerevolution.com/oldsite/games/codes/sony/star_trek_invasion.htm

PS Cheats
- Includes secret level information.
- http://www.pscheats.com/scripts/cheat.asp?cheatID=255&letter=S&p=1&name=Star+Trek%3A+Invasion

World of Playstation
- How to activate cheat codes, view credits, and play secret missions.
- http://www.world-of-playstation.com/codes/playstation/star_trek_invasion.shtml

Game Winners
- Includes how to activate cheat mode and view credits.
- http://www.gamewinners.com/playstation/StarTrekInvasion.htm

Game Skanker
- Includes walkthroughs, guides, and mission secrets.
- http://www.gameskanker.com/gsps1/psxstartrekinvasion.htm

Cheat Planet
- How to get to credits and secret missions.
- http://cheatplanet.com/pscheats/star_trek_invasion.htm

Cheating Dome
- How to select levels, enter secret mission, and view credits.
- http://www.cheatingdome.com/psx/3268.htm

Cheat Code Central
- Includes secret missions, how to view credits, and game shark codes.
- http://www.cheatcc.com/psx/codes/sti.html