___ Hagen, Tony-winning actress and theater practitioner

UTA

"Here’s a helpful hint for the clue: "This actress, known for her work in 'Who's Afraid of Virginia Woolf?,' shares her first name with a German word meaning 'grandmother.'" This hint: - References one of her famous roles to jog the solver’s memory. - Provides a linguistic clue (German origin) without directly giving away the name.

The clue "___ Hagen, Tony-winning actress and theater practitioner" leads to the answer "UTA" through a straightforward fill-in-the-blank reference to the renowned actress Uta Hagen. Direct Reference: The clue is a partial name, where the blank represents the first name of the actress.