When Mina is standing the doorway at her mother's home, she is shown wearing a large necklace. In the next scene where she is kneeling at her mother's side, the necklace is gone.
At the airport during the first 15 minutes of the movie, the same lady with artificial red hair walks out of the airport two times in a matter of a few seconds.
The professor is running toward the arena where the Christian rally is taking place and is hit by a car in the driving rain, but in the next shot of the arena, it is perfectly dry.
When Professor Radisson reads the letter from his late mother, the voice-over representing the mother starts to read "Let me express...", but the actual letter onscreen reads, "Let me explain..."
When Ayisha's brother Fahid sneaks into her bedroom and pulls the iPod away that she is listening to the Bible on, you see the earphone jack pull out as the cord is stretched tight and the earphones come out of Ayisha's ears. In the next shot Fahid is holding the iPod and the earphones are very clearly plugged into the iPod jack. As Ayisha lies back down on the bed, the earphones are once again unplugged and laying next to her.
The Chinese student Martin Yip spoke Cantonese on the phone to his father in China. The father spoke Mandarin. These are two entirely different and mutually unintelligible dialects. It's as if a son were speaking Spanish to his dad while dad replied only in Italian.
At beginning of the movie while the song is still playing, Amy is heating up a plastic coffee cop with the top on in the microwave.
When everybody stands up to say, "God's not dead," there is only one student that doesn't stand up. During filming the actor got stuck in the seat and wasn't able to leave the seat.
When Radisson gets hit by the car, Reverend Jude touches his stomach and says that his ribs are crushed, his lungs are filling with blood, and he doesn't have long. Radisson doesn't once cough up fluid of any sort or even gurgle when he breathes or speaks.
If Professor Radisson asks all of his students to renounce their faith for his class, he should probably have been sued and/or fired by this point, since doing so is a violation of the students' 1st amendment right to freedom of religion.
Ayisha's dad is a staunch Muslim and wants his daughter to wear a hijab. She puts it on while waiting for him to pick her up from school. When the camera goes to a full body shot, she's wearing a t-shirt. There is no way a strict Muslim man would insist his daughter wear a hijab, but allow her to bare her arms in public, yet when she gets in the car, her bare arms, while clearly visible, are never mentioned.
Professor Radisson (Kevin Sorbo) identifies as an Atheist. However, since he is shown to believe in God but hate him, he would correctly identify as a Misotheist.
Josh is told to look up Matthew 10:32-33 and Luke 12:48; when he reads Matthew 10:32-33 the Bible he is reading from is turned to a page in Luke.
While interviewing the Robertsons, Lisa is using her iPhone 4S as an audio recorder, however the microphone is facing away from the interviewers.
When the pastor is trying to start the car, it will not run. We hear the starter spinning the engine, but it does not start. He comments it may be the battery or the starter. That is impossible since if the battery were low or dead the starter would not have the electrical power to turn over the engine, and if the starter were bad it would not turn over the engine.