1947, Los Angeles. Cop Joe Teague walks the line between the LAPD, led by William Parker, and the mob, led by Bugsy Siegel.1947, Los Angeles. Cop Joe Teague walks the line between the LAPD, led by William Parker, and the mob, led by Bugsy Siegel.1947, Los Angeles. Cop Joe Teague walks the line between the LAPD, led by William Parker, and the mob, led by Bugsy Siegel.