When Jessica is brushing her teeth and spits out the toothbrush, when Dan begins to seduce her, she is clearly not using toothpaste.
Mark's character says that Michelle's character was a decathlete who should've medaled in Athens. There is no women's decathlon event. They compete in the Heptathlon.
The casino is said to be due to be demolished in 10 days. If so it would not still be fully furnished and powered up.
Whenever Dan fights the goon it seems there are no Bruise marks on him .
When Dan and Jessica are talking about their anniversary ritual (going back to the first rollercoaster they rode), they couldn't have ridden it 18 years prior. The rollercoaster they are riding is the 'New Texas Giant', in Arlington, Texas. This ride was not operational until 2011, six years after they first met. The manufacturer, Rocky Mountain Construction invented the I-Box track design. The New Texas Giant was the first coaster in operation.
Maggie Q's character uses the kids' fake names from their new passports. She met their mother before they received the passports with their new names and hasn't seen her since. However, the mother made travel arrangements by phoning her the night before and probably used the fake names to keep her children protected until her husband sorted it all out.
The cable ties are extremely loose even before Spiros cuts them to release Jessica. The ties were useless to hold her captive in that state. It is visible in only very few frames.
While being chased by bikers in the city Dan connect 3 headphones via Bluetooth to the cars music which is impossible as his kids are clearly wearing Headphone with wires which connect through wire and not Bluetooth.
The youngest son of Mark Wahlberg's character is not visibly 6 months older in the end scene (which is supposed to be 6 months later).
When Maggie Q meets the family, she calls Kyle 'Van'.