Frank Whaley is an American actor, director, screenwriter, and comedian. He's perhaps best known for portraying Detective Rafael Scarfe in Marvel's Luke Cage. He's also starred as Brett in Pulp Fiction, Robbie Krieger in The Doors, and Moonlight Graham in Field of Dreams. He made a guest appearance as Gary Heller in the CBS crime drama television series Blue Bloods in the Season 2 episode, "Collateral Damage". He later reprised his role in the Season 4 episode, "Drawing Dead".