Actress Mary Mara, best known for her dramatic roles on television shows including "ER," "Ray Donovan" and "Nash Bridges," has died in what New York authorities said appeared to be a drowning accident.

The New York State Police said Monday a woman identified as Mara was found shortly after 8 a.m.

Lawrence River runs through the town of Cape Vincent, New York, where Mara was a resident, the release states.

Born in Syracuse, New York, Mara studied acting at San Francisco State University and the Yale School of Drama before making her show biz debut as Susan Bird in the TV movie “The Preppie Murder” in 1989.

In the ‘90s, Mara would go on to score roles in the medical drama “ER” and the crime drama “Nash Bridges,” playing Loretta Sweet and Insp.