Alex did it — the only suspect in the room with the victim, outlined in red below.
| C1 | C2 | C3 | C4 | C5 | C6 | C7 | C8 | C9 | |
|---|---|---|---|---|---|---|---|---|---|
| R1 | 6 | P | Hugh | P | 3 | S | |||
| R2 | P | P | Grant | S | |||||
| R3 | 5C | P | 4Alex | ||||||
| R4 | Dylan | C | 2 | Pc | Ta | B | |||
| R5 | C | Carol | Ci | Ch | Ch | ||||
| R6 | C | Vincent | |||||||
| R7 | 1T | M | Freya | L | |||||
| R8 | 7 | Elsa | M | T | Sh | ||||
| R9 | H | H | T | Bella | To |