Here is the full list of all 15 Not Tonight achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Deny entry to two people from banned countries in a row
Completed Chapter 1
Completed Chapter 2
Completed Chapter 3
Reached the End Credits
You sided with the Resistance
Tried to kick Dave from his own pub
Pick up each of the CDs
Side with Bonesy
Side with Jonesy
Get deported
Sell one of all the super-candies
Buy a community poster
Make £1000 from selling super-candies
Give all the CDs away to a good home