Here is the full list of all 13 A Wake Inn achievements.
Finish the game rebelling against Him
Finish the game siding with Him
Collect all brains
Discover every Altar
Find all notes
Find and watch all movies
Place and win 10 bets
Place and win 10 bets in a row
Slay 50 dolls
Finish the game without hurting any doll
Slay every doll in the basement
Craft 5 Static Grenades