The Russian Mafia leader, Sergei, wants the animal that Marlon Brando is holding in 'The Godfather'. But he goes nuts, and says that he wants a monkey.
Numerous references, such as Buford mentioning "Star Destroyers from 'that space movie'" and blueprints named "Death Star Plans" or "Kessel Run Chart". Han Solo is an unlockable skin.
During a news report a ticker message reads "Egyptian artifact found packed in crate in government warehouse since 1936." Indiana Jones is an unlockable skin.
When the player runs out of ammunition the line "What am I supposed to use, harsh language?" can sometimes be heard. A similar line is heard when the Marines are told that they cannot fire their weapons during the mission.