Harold Gary (1910–1985) was an American character actor, primarily known for his role as Don Ottilio Cuneo in Francis Ford Coppola's film *The Godfather* (1972). His career spanned over three decades, encompassing film, Broadway theater, and television. In addition to his memorable role in Coppola's masterpiece, he appeared in numerous other notable films, often in supporting or uncredited roles, including *Serpico* (1973) and *Dog Day Afternoon* (1975), both directed by Sidney Lumet. Specializing in authoritarian figures or working-class characters, Gary became a recognizable face in 1970s American cinema, valued for his solid screen presence. While he did not receive any major individual awards, his contribution is inextricably linked to landmark films that have shaped cinema history, solidifying his reputation as a reliable and versatile supporting actor.