| Achievement | How to unlock | Points
|
|---|
| Act 1 | Reached act 1. | 50
|
| Act 2 | Reached act 2. | 50
|
| Act 3 | Reached act 3. | 50
|
| Case closed | Finished the game. | 150
|
| Epilogue | Reached the epilogue. | 50
|
| Grand Theft Flora | Eat the plant in front of Pumphrey. | 50
|
| Great detective | Find motives for every character. | 50
|
| Happy medium | Successfully fake a seance. | 50
|
| It's not brain surgery | Have Frumple perform an autopsy. | 50
|
| Milk first | Made tea using milk first. | 50
|
| Public spirited | Picked up all the litter. | 50
|
| Quiet, Frumple! | Complete the game without asking for Frumple's advice. | 200
|
| T.A.I.L. | Read all about Inspector Waffles. | 50
|
| Tea first | Made tea using tea first. | 50
|
| What shall we do with the drunken sailor? | Get Salty Walters out of the pub. | 50
|