The game is available in several versions (easy to difficult) from different manufacturers. Depending on the version and difficulty level, you will need the following materials:

• 3 to 16 role cards
• from the narrator (game leader) to the werewolf, to act as the seer or ‘the squeaky girl’

You can also find the game rules online for free at various sites with all the supplies (role cards, role tokens, etc.).