The 30-year-old, who played Santana in the TV show, was arrested at a house in Kanawha County, West Virginia, America.
According to the criminal complaint, police were called for a domestic situation.
Officers say they talked with Ryan Dorsey who told them his wife, Naya, had hit him in the head and face.
Ryan, 34, showed officers mobile phone footage that supported what he says happened.
They also say he had minor injuries.