Harkins Theatres Trademarks that appear on this site are owned by Harkins Theatres and not by CardCash. Harkins Theatres is not a participating partner or sponsor in this offer and CardCash does not issue gift cards on behalf of Harkins Theatres. CardCash enables consumers to buy, sell, and trade their unwanted Harkins Theatres gift cards at a discount. CardCash verifies the gift cards it sells. All pre-owned gift cards sold on CardCash are backed by CardCash's 45 day buyer protection guarantee. Gift card terms and conditions are subject to change by Harkins Theatres, please check Harkins Theatres website for more details.