He is best known for his role as corrupt state senator Clay Davis on the HBO television series The Wire as well as being a frequent collaborator of Spike Lee.
He has also appeared in films including Goodfellas, Pieces of April, 1408, Enchanted, Cedar Rapids, Pete’s Dragon, Cars 3, The Old Man and the Gun, All Square, I Care a Lot, and Lightyear and television series including The Good Cop, Veep, Chappelle's Show, Your Honor, and several roles across installments of the Law & Order franchise.
[2] Whitlock is best known for his role on the HBO television series The Wire as corrupt state senator Clay Davis.
He has also appeared in the Spike Lee films She Hate Me, 25th Hour, Red Hook Summer, Chi-Raq, BlacKkKlansman and Da 5 Bloods.
[2] Capitalizing on his catch phrase "Sheeeeeeeee-it" and his public notoriety, Whitlock launched a successful Kickstarter Talking Bobblehead campaign.