Chris Ryan, a former Special Air Service operative best known for being the lone successful escapee of Bravo Two Zero, served as a consultant to the game. Covert Strike added multiplayer play and limited save game capability. The original, published by Eidos Interactive, offered only single-player play, and no game saves. It is the sequel to Innerloop's Project I.G.I.
The game is a stealth-based first-person shooter. 2, is a 2003 tactical shooter video game developed by Innerloop Studios and released by Codemasters. I.G.I.-2: Covert Strike, known in the PAL region as Project I.G.I.