Sly Fox is a comedic play by Larry Gelbart, based on Ben Jonson's Volpone (The Fox), updating the setting from Renaissance Venice to 19th century San Francisco, and changing the tone from satire to farce. It premiered on Broadway December 14, 1976 at the Broadhurst Theatre. Directed by Arthur Penn, the play featured George C. Scott, Bob Dishy, Hector Elizondo, Jack Gilford, Gretchen Wyler, and Sandra Seacat. Scott was succeeded by Robert Preston.