Hidden Cats in London Achievements Here is the full list of all 44 Hidden Cats in London achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc Flag Filter All None 42 Offline Mode 42 Single Player 2 Main Storyline 11 Difficulty Specific 2 Missable 25 Cumulative + 2 Buggy - Link flagsOR joinAND join Achievements without these flagsAchievements without any flags (2)Note: Flagging is not complete for this game What are achievement flags? Click to find outApply Found All Cats Normal Found All Cats Advanced Finish with no Hints Normal Finish with no Hints Advanced You found the Wizard Student You found Babi You found Thunder You found Penelope You found Darwin You found Rita Oreo You found Suki You found Lion Found 20 catsFound 20 cats Found 40 catsFound 40 cats Found 60 catsFound 60 cats Found 80 catsFound 80 cats Found 100 catsFound 100 cats Found 120 catsFound 120 cats Found 140 catsFound 140 cats Found 160 catsFound 160 cats Found 180 catsFound 180 cats Found 200 catsFound 200 cats Found 220 catsFound 220 cats Found 240 catsFound 240 cats Found 260 catsFound 260 cats Found 280 catsFound 280 cats Found 300 catsFound 300 cats Found 320 catsFound 320 cats Found 340 catsFound 340 cats Found 360 catsFound 360 cats Found 380 catsFound 380 cats Found 400 catsFound 400 cats Found 420 catsFound 420 cats Found 440 catsFound 440 cats Found 460 catsFound 460 cats Found 480 catsFound 480 cats Found 500 catsFound 500 cats You found Mel Bookshop Bonus Level Completed Pub Bonus Level Completed Tube Station Bonus Level Completed Music Studio Bonus Level Completed Palace Bonus Level Completed Christmas Bonus Level Completed