Actor Sam Worthington has been arrested in New York City for punching a photographer after the man kicked Worthington's girlfriend in the shin, police said.
The 37-year-old Avatar actor was arrested on an assault charge following the incident yesterday evening.
The Australian actor was released and is due back in court on Wednesday. Police did not say what caused the scuffle.
The photographer, 37-year-old Sheng Li, was arrested on charges of reckless endangerment, assault and harassment. He is being held pending arraignment.