Thomas Anthony DeSimone (May 24, 1950 – disappeared January 14, 1979), also known as Two-Gun Tommy or Tommy D, was a Sicilian-American gangster and associate of the Lucchese crime family in New York. DeSimone was a grandson and nephew of Los Angeles mob bosses, Rosario DeSimone and Frank DeSimone, respectively. He was married to Angelica Cookie Spione, but had many mistresses, including Theresa Ferrara. In Martin Scorsese 's film Goodfellas, the character Tommy DeVito (portrayed by Joe Pesci) is based on DeSimone.