The 44-year-old Leiter is currently a baseball analyst with the MLB Network and the Yes Network.
The actor is 56-year-old Vincent Curatola of Upper Saddle River, who played Johnny "Sack" Sacramoni in the popular HBO gangster drama.
Both men were appointed to the Republican governor's transition team last year as members of the Gaming, Sports and Entertainment subcommittee.
Their latest appointments are subject to Senate confirmation.