After Indy punches Von Beck and throws him into the water at the temple in Ceylon, the giant crocodile is right below him on the left. Then it cuts to Indy fighting the Ivory Hunters and then when it cuts back to Von Beck in the water, the giant crocodile is approaching Von Beck from way behind before eating Von Beck.
One travel cut scene shows a Nazi dirigible with the swastikas backwards.
Spearguns weren't invented in 1935, especially those that can be held by one person weren't invented until sometime in the 1960's.
Marshall Kai is supposed to be a native Chinese, yet his Pinyin pronunciation is glaringly off in parts.
During all of the iconic flight scenes, it shows all of the "current" nations with their current political boarders. The game takes place in 1935, it should have the USSR, Nazi Germany, Yugoslavia, Africa under European colonial rule and Manchuria being under Japanese occupation as well as having China being divided by the Cliques.
This game (which takes place immediately before Indiana Jones and the Temple of Doom (1984)) shows Indy and his friend Wu Han meeting for the first time. However, in the movie it is implied that they are "old friends" who have had many adventures together.