He only had two stripes because he was about 30 years old.

Here are some more...

• The rest of the crew started the trip in San Diego, the Captain finished his trip in Miami.
• A flight attendant was still cleaning the plane hours after landing.
• Everything about the air marshall was wrong, but classified.
• The center row of seats was one seat wide.
• The "hatch open" caution light is on the wall behind the Captain's head. Kinda hard to notice.
• The claw that cut the FA's neck would also slice open luggage.
• Why was the cargo hold ceiling about 12 feet high?
• Was the aluminum extention ladder in the cargo hold certified for the aircraft?
• How did the killer FA put away the ladder in the cargo hold after using it to exit the hold?
• The killer FA had a ready reserve during an overnight at an outstation.
• Why did the Air Marshall have a neck pillow?
• How does an Air Marshall smuggle drugs from France?
• Why was the Air Marshall smuggling drugs from France on a San Diego-Miami flight?
• Why would a rampie sit on the ramp with a laptop listing stolen goods on eBay?
• How does a rampie sneak stolen waterskis back to his car?
• Why wasn't the romper room in the aircraft schematics?

There were a dozen more but i wasn't writing them all down.