• Halloween is the spookiest day of the year and one of the most fun. • These 21 celebrities get to enjoy double the celebrations. • Dermot Mulroney, Willow Smith, Vanilla Ice, and other celebrities were born on All Hallows' Eve.

The 21 celebrities on this list have been involved with some of the largest, most successful projects in Hollywood.

Letitia Wright alone has appeared in three billion-dollar movies, and Dermot Mulroney starred in "Scream 6," joining one of the longest-running and most successful horror franchises of all time.

Another thing they have in common?

They were all born on October 31.

Keep scrolling to see which celebrities share the spookiest birthday of the year.

Six years ago, Smith had an epic haunted house-themed birthday party, People reported.

"She hasn'

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