Cinemark Theatres is celebrating National Popcorn Day by offering to fill any container full of popcorn for $5.

Harkins, Cinemark and AMC are offering discounts and freebies for National Popcorn Day on Sunday. Here's how to score the ...

National Popcorn Day deals include half off popcorn, free popcorn, size upgrades and even all-you-can eat popcorn at ...

Customers who join AMC Stubs can get free refills on large popcorn ... at Regal are offering a free small popcorn for Regal Crown Club members in honor of National Popcorn Day.

You can also join AMC Stubs for a free large refill every visit, all year long in addition to other exclusive benefits. Regal Crown Club members can get a free small popcorn with any ticket ...