Atom Tickets is offering The Spy Who Dumped Me Movie Ticket for Free when you follow the instructions below.
Note, offer valid for new & existing Atom Tickets app users.
Click here and install / open the Atom Tickets app for iOS or Android
Sign-up and/or login to your account (free to join)
Note, a valid mobile number is required to sign-up
Add 1 The Spy Who Dumped Me movie ticket to cart
Apply promo code TMTSPY.
Update: looks like deal is dead now.