Sudoku Murder Get the app

Daily case · October 7, 2026

The Secret Notebook at the Theatre

The Theatre, Medium 6×6: 6 people, and one of them was alone with the victim. Play it here, or read the clues and solve it on paper.

Settings: The Theatre

00:00
BarCorridorBox OfficeProp RoomCloakroomStage
Lena

She was in the Bar with another woman.

Pick a suspect, then tap a cell.

Play this case and the whole casebook in the app, free on iPhone, iPad and Android.

Clues: Medium 6×6

Solution

Solved it, or stuck? Open the solution to see where everyone was.

Show the solution · Medium 6×6
BarCorridorBox OfficeProp RoomCloakroomStage

The killer: Theo.

  • Lena: row 2, column 2 (Bar)
  • Walter: row 1, column 3 (Bar)
  • Theo: row 6, column 5 (Stage)
  • Rafael: row 3, column 6 (Box Office)
  • Felix: row 5, column 4 (Stage)
  • Alma: row 4, column 1 (Bar)

Read the step-by-step solution