In the film Vacation , James is under 15 years old .
Rusty Griswold ( Ed Helms ) is now an adult working as a pilot for a low budget airline called Econo-Air , and shares a stale relationship with his wife Debbie ( Christina Applegate ) and their two sons , their shy and awkward 14-year-old son James ( Skyler Gisondo ) , and their sadistic and intimidating 12-year-old son Kevin ( Steele Stebbins ) .
Vacation -LRB-2015 film-RRB-