Press the '~' key to drop down the cheat console and enter the following cheats
wowitsgreattobetheboss: God Mode

iwillmakethefamilyrich: Get 1 Lawyer

youlittlehottieyou: Get 1 Seductress
pocketsfullofdough: Get 1 Businessmean
iwillripyourarmsoff: Get 1 Enforcer
loonies: Get a crazy guy who can hold 2 Tommy Guns

youhadbetterwearkevlar: Get 1 Blackwidow

trustmewithyourlife: Get 1 Bodyguard
ihavetenpoundfists: Get 1 Super Bouncer
thegreatvassilizaitsev: Get 1 Sniper

likeatonofbricks: Get 1 Bomber
yourliverlandedoverthere: Get 1 Bazooka guy

youwillbestunned: Get 1 Assassin

whatwasbrieflyyoursisnowmine: Get 1 Thief

iwilltakecareofyou: Get 1 Big Momma

iknowodintoo: Get 1 Ninja
alienprophets: Get fake Cops

kidiseeeverything: No fog of war
needmorelead: Get 1000 of everything
youbetterpay: Get 100000 cash