"The Hunt for Red October" had an interesting way of handling this with the Russian speakers. The movie starts with them speaking Russian with English subtitles, does a slow zoom into the Russian-speaker's lips, and switches to English mid-sentence.
"Armageddon" actually. Poignant because it's a movie about a nuclear ballistic submarine. But not a particularly non-English word.
Isn't it Hebrew? (for example see John 19,17)
It appeared in the Latin Vulgate (an early predominately Latin version of the Bible), the Oxford English Dictionary has it as an Aramaic form of the Hebrew "gulgōleþ" (copied from the dictionary) or skull like hill.