JB Smoove, born December 16, 1965, is an American actor, comedian, and writer, is best known for his role as Leon Black on the HBO series Curb Your Enthusiasm. His unique comedic style and improvisational skills have made him a standout performer in both television and film. Smoove began his career as a writer and performer on NBC's Saturday Night Live, where he honed his comedic chops. His film credits include Pootie Tang, Date Night, and Spider-Man: Far From Home. Additionally, he has made notable television appearances on shows like Everybody Hates Chris and The Millers. Smoove has also ventured into stand-up comedy, releasing specials and performing nationwide. His contributions to entertainment have been recognized with a Primetime Emmy Award for his work on Mapleworth Murders.