In real life, Rosenthal didn’t have a gaming license. Rosenthal didn’t genuinely have a gaming license These characters resemble actual people, ranging from character traits to their decision-making process. Nicky Santoro’s role is based on the life of mobster Anthony Spilitro, while Phillip Green plays the role of the casino tycoon Allen Glick. Sam Rothstein’s “Ace” is based on the famous mob boss Frank Rosenthal, while Ginger McKenna plays a character based on a former Las Vegas showgirl and Rosenthal’s wife, Geri McGee. All the main characters in this iconic movie were based on real-life people.