Here is the full list of all 19 ClueCluedo: The Classic Mystery Game achievements.
Win a 10 games as Scarlett.
Win 10 games.
Host and complete a private game with friends.
Win a game without making a suggestion where no one shows you a card
Win an online game.
Win a game where your character is the murderer.
Make an incorrect accusation.
Make an entry in the Clue Sheet.
Win a Single Player Game of Cluedo
Make a suggestion where no character can show you a card.
Win 50 Games of Cluedo
Join and complete a private game with friends.
Win a 10 games as Mustard.
Win 10 games as Plum.
Win 10 games as Green.
Win 10 games as Orchid.
Win 10 games as Peacock.
Roll the dice 1000 times.
Roll the dice 2000 times.