People.com's Halloween Party

Trick-or-Treat! Hollywood Suits Up for Halloween

See how Jimmy & Mindy, Melissa McCarthy, the Affleck family and more are getting into the spooky spirit of the season

JASON & NAOMI PRIESTLEY

Brandon Walsh, is that you? The actor and his wife are hard to recognize (we suppose that's the point!) at the Oct. 19 M.A.C. Monster Mash in Glendale, Calif.