The French street signs in Monte Carlo reference other ##LucasArts## properties. "Boulevard des Guerres des Etoiles" translates to "Star Wars Boulevard" and "Avenue des Trois Bois" translates to "Three Wood Avenue", likely a reference to Guybrush Threepwood, the main character of the Monkey Island series.

There is an unused death message that can be found in the game's files that reads, "Suddenly, Indy forgot everything he knew about handling a bullwhip and flogged himself to death."

There is an unused background for Sophia's office, located adjacent to her apartment, that can be found in the game's resource files. Chuck the Plant, an in-joke found in many ##LucasArts## adventure games, can be seen in the office.