Desc: American Gangster: Directed by Chris Newman. With Steven Craine. Anthony Salvatore Casso (Michael Madsen), was an American mobster and former underboss of the Lucchese crime family. During his career in organized crime, Casso was regarded as a "homicidal maniac" in the Italian-American Mafia. He is suspected of having committed dozens of murders, and had confessed to involvement in between 15 and 36 murders.