Possible Clues:

• "Gangsta Rap" rapper
• Actor/rapper in "Law & Order: SVU"
• Actor whose name sounds like a drink
• Rapper who plays Fin Tutuola
• Founder of Rhyme $yndicate Records
• Certain rapper-turned-actor
• Body Count rapper
• Co-star of Mariska Hargitay
• Rapper at the first Lollapalooza
• "Cool" rap artist?