Mary Mara, "ER" and "Ray Donovan" actress, dead at 61

Mary Mara, an actress known for roles on "ER" and "Ray Donavan," has died,

her manager, Craig Dorfman, said in a statement to CNN. She was 61.

"Mary was one of the finest actresses I ever met," Dorfman said.

"I still remember seeing her onstage in 1992 in 'Mad Forest' off Broadway. She was electric, funny, and a true individual. 

Everyone loved her. She will be missed."

According to a press release from New York State Police, officers responded to a call on Sunday around 8:10 a.m. 

local time for a "possible drowning." Troopers and Cape Vincent Fire and Ambulance arrived on 

the scene and "discovered a female deceased in the St. Lawrence River," the release said.

"The preliminary investigation suggests the victim drowned while swimming," according to police.