Homonym: Wiseguy (Smartaleck)
"Wiseguy" is a 1986 crime film directed by Martin Scorsese, based on the true story of Henry Hill, a former mobster. The film follows Hill's life in organized crime, detailing his rise through the ranks of the Lucchese crime family and his eventual decision to become an informant.
The screenplay, written by Nicholas Pileggi, is adapted from his non-fiction book, "Wiseguy." The film is known for its iconic performances, particularly by Ray Liotta as Henry Hill, Robert De Niro as Jimmy Conway, and Joe Pesci as Tommy DeVito, and it has become a classic in the gangster genre.