Robert De Niro Goes Toe-to-Toe with Trump Supporters Outside NYC Courthouse | TMZ Live

The actor was almost literally Daniel in the lions' den Tuesday morning in downtown Manhattan, where De Niro came face-to-face with an angry MAGA mob -- they shouted "F*** you," and called him a traitor ... to America and Italians and Jewish people.

Other obscenities made mention of Robert's mother.