Daniel Bruce Butler (born December 2, 1954) is an American actor known for his role as Bob 'Bulldog' Briscoe on the long-running TV series Frasier.

Butler was born in Fort Wayne, Indiana, the son of Shirley, a homemaker, and Andrew Butler, a pharmacist. Openly gay, he starred in Terrence McNally's 1989 play The Lisbon Traviata and wrote an off-Broadway play about his life, The Only Thing Worse You Could Have Told Me..., which derives its title from a comment Butler's father allegedly made when Dan came out to him.

Is best known for the role of Bob "Bulldog" Briscoe on the super-popular Emmy-winning show "Frasier" (1993).

Is a playwright.

Is one of only two actors to have appeared in the original Hannibal Lecter film, Manhunter, as well as The Silence of the Lambs. The other is Frankie Faison.