[s2e12] Greatfellas -

: The legendary singer plays himself, appearing as an FBI double agent . William Sasso : Portrays Gomez Calhoun .

: The federal government is weak, and crime families are attempting to secede California and Nevada from the U.S. . [S2E12] Greatfellas

: The sale of alcohol is still illegal, allowing mobsters like Tommy Greenfeld to amass fortunes and influence . : The legendary singer plays himself, appearing as

(like Rembrandt's interaction with his double) Specific scenes (such as Quinn’s high-stakes gambling) : The legendary singer plays himself