Katheryn Winnick (born December 17, 1977) is a Canadian actress. She is known for her starring roles in the television series Vikings, Wu Assassins, Big Sky, and her recurring role on the television series Bones.
Natasha Romanoff, a former KGB spy, is shocked to find out that her ex handler, General Dreykov, is still alive. While evading capture by Taskmaster, she is forced to confront her dark past.