Speak of the devil is an English idiom.

Speak of the Devil may also refer to: Speak of the Devil (Ozzy Osbourne album), a 1982 live album Speak of the Devil (1989 film), a movie directed by Raphael Nussbaum Speak of the Devil (1993 film), a documentary film directed by Nick Bougas Speak of the Devil (John Abercrombie album), 1993 Speak of the Devil (Chris Isaak album), 1998 Speak of the Devil (book), a 1998 investigation of allegations of satanic ritual abuse in England by anthropologist Jean LaFontaine "Speak of the Devil" (song), 1991 country song recorded by Pirates of the Mississippi "Speak of the Devil" (Under the Dome), "Speak of the Devil" (Daredevil), a season one episode of Daredevil Speak of the Devil, a collegiate a cappella group at Duke University

See also Talk of the devil (disambiguation)