Tannenbaum followed Greenberg first to Montreal and then to Detroit before finally catching up to him in Los Angeles and killing him under the supervision of (and with the assistance of) the Syndicate's West Coast representative, Bugsy Siegel.
He had close connections with the Jewish Mafia of Meyer Lansky and Bugsy Siegel (whose parents Max Siegel and Jennie Goldstein Siegel came from Letychiv).
People like Bugsy Siegel, a New York gangster, flocked to Nevada to take advandage of the growing communities.
There has been speculation that Neil Simon based the character of Vicki on singer Marie McDonald, a '50s performer nicknamed "The Body" who was married to shoe mogul Harry Karl more than once and also reportedly the mistress of Bugsy Siegel.
Bugsy Siegel | Bugsy Malone | Jerry Siegel | Don Siegel | David Siegel | Ralph Siegel | Evan Siegel | David Siegel (screenwriter) | Warren Siegel | Thue–Siegel–Roth theorem | Siegel | Sidney Siegel | Ronald K. Siegel | Max Siegel (Executive) | Max Siegel | David D. Siegel | David A. Siegel | Siegel-Cooper Company | Robert Siegel | Neil Siegel | Mike Siegel | John Otto Siegel | Jeremy Siegel | Jeff Siegel | Gwathmey Siegel & Associates Architects | Giulia Siegel | Eli Siegel | Carl Ludwig Siegel |
Frank Erickson, Meyer Lansky, Bugsy Siegel, and other former associates split up Rothstein's various "enterprises" after his death.
Lansky's investment partners included some of Las Vegas's biggest power brokers, among them his old friends Moe Dalitz, Morris Kleinman, Sam Tucker, and Wilbur Clark of the Desert Inn (and of Lansky's Hotel Nacional casino); Edward Levinson of the Fremont Hotel; and Hyman Abrams and Morris Rosen of the Flamingo Las Vegas (of Bugsy Siegel fame).
Giesler also won acquittal for Lili St. Cyr, Charlie Chaplin, gangster Bugsy Siegel, producer Walter Wanger–accused of shooting an agent who was paying too much attention to actress Joan Bennett, Wanger's wife, and Buron Fitts, a district attorney accused of improper conduct.