Audio problem: When Maximus is eating with Juba and Haken, just before he fights Tigris of Gaul, listen to the background noise very closely as the men talk. There's lots of chatter and stray noises, but amid the sounds you can hear someone yelling urgently: "Warren, Warren... Warren, ...radio." This may be the sounds of a crew member telling another regarding a radio. (01:36:30)
Audio problem: At the end of the movie when they sing "you are my sunshine" they movie into a L.S. and you can see that the words aren't synched in to their lips. (01:31:30)
Audio problem: In the scene where Chuck is throwing coconuts at the rock, the sound of the coconut hitting the rock comes after the coconut actually hits it.
Audio problem: When the three of them fall into that "cave" one of the men coughs without his mouth moving.
Audio problem: When Jen is kicking the crap out of everyone in the restaurant, she is supposedly saying a whole load of stuff, but if you watch carefully, she isn't saying most of it, it must have been dubbed. (01:20:30)