Here is the full list of all 14 The Escapist achievements.
Beat the game, no upgrades
Find all the secret spots
Collect all coins in stage
All upgrades unlocked
Is this it?
Beat the final boss
Collect $50,000 in total
Beat the second Boss
Collect $20,000 in total
???
Beat the first Boss
First upgrade unlocked
Sightsee the misterious character
Doing the unthinkable