Here is the full list of all 34 Catlateral Damage achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Get a score of 2,000 or more in Litterbox Mode
Unlock all playable cats
Knock over 20,000 objects
Complete 50 levels total in Objective Mode
Catch 10 mice
Finish an objective in under 1 minute 30 seconds
Collect 200 photos
Play in Litterbox Mode for an hour
Be a cat for 30 minutes straight
Max out all skills
Play with 100 cat toys
Collect 100 photos
Knock over 5,000 objects
Play the game on a Caturday
Unlock and complete the mewseum in Objective Mode
Complete 10 levels total in Objective Mode
Complete an objective without using paws
Defeat the laser pointer
Meow a whole bunch
Unlock and complete the supermarkat in Objective Mode
Topple 150 unique objects
Meow a lot
Carry an object for 1 minute
Take a nap
Read the credits
Only knock over 1 object in a level
Don't knock over anything in a level
Knock over 1,000 objects
Get a score of 2,000 or more in Objective Mode
Catch a mouse
Collect 10 photos
Topple 50 unique objects
Stay airborne for 3 seconds
Complete the tutorial