Twitter Voucher T's & C's This Offer is not Valid with any other offer. Guest must surrender a physical voucher at the time of redemtion. No altered or mobile vouchers will be accepted No Cash Value Not for resale. Odyssey Cinemas associates not eligible. Only Vaild at Odyssey Cinemas Belfast Offer Valid between the dates on the voucher and no voucher will be accepted outside of those date. One Voucher per person Managers Decision is Final Offer good while supplies last