Sebastian Maniscalco (/mænɪˈskælkoʊ/; Italian: ; born July 8, 1973) is an American stand-up comedian and actor. He has released five comedy specials. Maniscalco has also had supporting acting roles in the films Green Book (2018) and The Irishman (2019), playing mobster Joe Gallo in the latter.

Early life
Maniscalco was born on July 8, 1973, in the Chicago suburb of Arlington Heights, Illinois, to Italian immigrants; his father Salvatore Maniscalco, who worked as a hairstylist, immigrated to the United States with his family from Cefalù, Sicily, at the age of 15. His mother Rose Maniscalco was a secretary, and her family has origins in Naples, Campania and Sicily. Maniscalco is a Roman Catholic, and at eight years old, he was an altar boy at St. Cecilia Catholic Church in suburban Mount Prospect, Illinois. He is an alum of Rolling Meadows High School. He graduated from Northern Illinois University in 1995, where he was the president of the Sigma Pi fraternity chapter, with a degree in communication studies. After moving to Los Angeles in 1998, Maniscalco performed at open mics in bars and bowling alleys while working as a waiter at the Four Seasons Hotel in Beverly Hills, California, where he worked from 1998 to 2005.