Choose "cheats" in the options menu and enter any of these cheats below
intelsitrep All FMV Sequences
peterpan Flight Mode
firstlaw God Mode
madminute Infinite Ammo
greenlight Level Select
corpsman Reincarnate Mode

Choose "cheats" in the options menu and enter any of these cheats below
intelsitrep All FMV Sequences
peterpan Flight Mode
firstlaw God Mode
madminute Infinite Ammo
greenlight Level Select
corpsman Reincarnate Mode