This review may contain spoilers. I can handle the truth.
4th ending: the murders are committed by Yvette and Colonel Mustard.
- Yvette and Colonel Mustard have an affair, she's in the photos
-Mustard kills Mr. Boddy, he grabs the gun in the dark because that's what he's experienced with
- Yvette kills the cook in case she has seen any evidence against Colonel Mustard
- the Colonel accuses every woman except Yvette
- Yvette kills Mr. Boddy with the candlestick while everyone is in the kitchen
- Colonel is…