Kevin Brady Dillon is an American actor. He is best known for portraying Johnny "Drama" Chase on the HBO comedy series Entourage, Bunny in the war film Platoon, and John Densmore in the musical biopic The Doors. He was nominated for three Primetime Emmy Awards and a Golden Globe Award for his performance on Entourage.

Jonathan "Drama" Chase is a fictional character in the comedy-drama television series Entourage and its film sequel. Kevin Dillon portrays his character. He is often addressed by other characters as Johnny Drama or Drama, but is credited in his movies and TV shows as "Johnny Chase".