Just had an email from screenbookings.com offering free preview tickets to see wall-e. You need to be registered with them but this does not take a minute and i have never recieved any spam.
You need a passcode for this film and that is 7276
Got 4 tickets for Cribbs Causeway in Bristol and they were still showing there as having 180 available. Siply go to link http://www.screenbookings.com/
tap in registerd email or register with them.