Stewart was a classically trained stage actor who scaled the Shakespearean canon and added gravitas to a "Star Trek" franchise and the "X-Men" films.

Tom Skerritt, the Emmy-winning actor who embodied a solid, wry authority figure, whether as a flight instructor in "Top Gun," a tough-but-fair sheriff on TV's "Picket Fences" or the doomed captain of "Alien," has died.

Applegate revealed that despite the misdiagnosis, she still has "every symptom of someone with MS," adding, "I still have to use wheelchairs when I go to the doctor's office. I can't walk from the car to the room."