Al Capone spending. The key to Capone's conviction on tax charges was proving his income, and the most valuable evidence in that regard originated in his offer to pay tax. Ralph, his brother and a gangster in his own right, was tried for tax evasion in 1930. Ralph spent the next three years in prison after being convicted in a two-week trial over which Wilkerson presided. Capone ordered his lawyer to regularize his tax position. Crucially, during the ultimately abortive negotiations that followed, his lawyer stated the income that Capone was willing to pay tax on for various years, admitting income of
Al Capone (film) films like "Baby Face Nelson" (1957). J. Edgar Hoover criticised the film and a proposed movie about Pretty Boy Floyd was dropped. However in 1957 Lindley Parons and John Burrows announced they would make a film about Al Capone for Allied Artists. Jack De Witt was assigned to write the script. The script was worked on by Mal Wald and Henry Greenberg who were known for doing true life stories, including an episode of "Climax!" about Albert Anastasia. Rod Steiger was cast in the lead. He had been reluctant to play the lead but was persuaded once he read the