After talking to the alchemist in the second act, he fails to reset to his original background animation, and instead just stands there with his mouth open. To reproduce, load the attached saved game and talk to the alchemist.
ScummVM version: 0.14svn41152
Platform: Win32
Game version: CD/DOS/English (voices)
Alchemist, Act 2
This is a script bug in the original game, so it won't be easy to fix
Then I suggest to close it and move to Wiki.
This bugreport has been moved to Wiki to relevant Engine/TODO page. When the bug will be resolved, an appropriate message will be posted here and the bugreport link removed from Wiki