Horror on the Orient Express: The Board Game – Investigators Unveiled ExpansionExpansion

From BoardGameGeek:

Investigators Unveiled Expansion turns every character you meet in the base game into a playable character. Suspects from the main game can now be played as Investigators, bringing it up to a total of 10 playable Investigators for you to choose from. Moreover, it works both ways - with this expansion every Investigator can be also turned into a Suspect. Every game can have a completely different set of possible cultists! The Investigators Unveiled Expansion contains the following new components: 78 Skill tiles 6 Investigator portraits 6 Investigator Profession tiles 4 Suspect boards