Peter Appel is an American character actor, renowned for his versatility in portraying often tough or authoritative characters. His prolific film career has frequently placed him in New York City-set films, working with prominent directors such as Martin Scorsese and Spike Lee.

Among his most memorable roles are those in Scorsese films such as *Goodfellas* and *Casino*, where he frequently portrays organized crime figures or resolute law enforcement officers. He also had a recognizable role as a police officer in *Léon* (The Professional) and appeared in films like *A Bronx Tale* and *25th Hour*.

His style is characterized by an imposing screen presence and a husky voice, making him ideal for characters with strong personalities and marked realism, often tied to the world of law or organized crime.