
- BGG rank
- BGG #210
- BGG rating
- 7.6
Sherlock Holmes Consulting Detective: The Thames Murders & Other Cases
- 1–8 players
- 60–120 min
- Complexity 2.7/5
- 1981

Rules assistance for Detective: Signature Series – Dig Deeper
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.

What would you like to know?
Answers come from the official rulebook, with the page to check.
Detective: Signature Series – Dig Deeper is an expansion for Detective: A Modern Crime Board Game released in 2020 for 1–5 players, 90–120 minutes per game, and ages 16 and up. It was designed by Rob Daviau and its main mechanics are Storytelling, Cooperative Game, and Solo / Solitaire Game.
Dig Deeper, written by Rob Daviau, is the first case in the Detective: Signature Series. The story transports players into an American town in the 1970s where their goal will be to solve the mystery of the death of a local politician. The case is full of surprises and dripping with theme. Just like the base game, it is for 1-5 players and uses modern tools to enhance the investigation. —description from the publisher
Detective: Signature Series – Dig Deeper supports 1–5 players according to the catalogue. This range comes from the publisher’s listed player count, so the game can be set up for any group size within it. Some setups, rules and scoring details may still vary by player count, so check your edition’s rulebook for the exact configuration.
The listed playing time for Detective: Signature Series – Dig Deeper is 90–120 minutes. This is the publisher’s estimate for a full game. The actual duration depends on the group, the player count and familiarity with the rules: first sessions usually run longer, while experienced groups often finish faster. Setup and teaching time are not included in this estimate.
The catalogue lists Detective: Signature Series – Dig Deeper for ages 16 and up. This is the publisher’s recommendation and reflects reading demands, rule complexity and small components rather than theme alone. Younger players can often join with help from an adult, so check the age guidance on your edition and consider your group’s experience with board games.
Detective: Signature Series – Dig Deeper has a complexity rating of 2.6 out of 5 from BoardGameGeek players, which makes it a medium-light game. The rating reflects how much rules knowledge, planning and decision-making a typical game demands. Expect a longer first teach for heavier games, and use a preparation guide before game night.
Detective: Signature Series – Dig Deeper belongs to these categories: Deduction, Murder / Mystery, and Expansion for Base-game. Its main mechanics are Storytelling, Cooperative Game, and Solo / Solitaire Game. Categories describe the theme and setting of a game, while mechanics describe what players actually do on their turns. Each mechanic links to a catalogue hub with similar games, which helps when you want something comparable.
The credited designers of Detective: Signature Series – Dig Deeper are: Rob Daviau. These credits come from the published game data and name the people responsible for the game’s design, not its illustrators or publishers. Designer pages on MeepleRules collect other titles by the same designers, which helps when you enjoy a game and want to find similar ones.
The catalogue lists Detective: Signature Series – Dig Deeper as an expansion for Detective: A Modern Crime Board Game. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Detective: A Modern Crime Board Game to use it. Check that your edition of Detective: A Modern Crime Board Game is compatible, as some expansions were revised between editions.