"Better safe than sorry," Kelly says, with a wink that is less than reassuring. "Just lock yerself in, don't fret. Dunno if that overheating thing buys me, doesn't seem very likely... we'll see."
Also, as a note- all the crewmembers are still carrying they're armaments unless they chose not to. Only the passengers are unarmed.
"My neck," Phillip says to the Doc, stretching himself.