Guilty Party is a family-friendly mystery party game for the Nintendo Wii, falling under the puzzle-adventure genre. Players assume the role of detectives from the Dickens Detective Agency to unravel a series of whimsical whodunit cases. It features a mix of single-player and multiplayer modes, where participants can work cooperatively or compete against each other to solve the mysteries. Its mini-games and interactive interrogations require intuition and the Wii's motion controls to find clues, identify suspects with unique characteristics, and deduce the culprit in a lighthearted and humorous setting.