[riverdawg]

“We sent them all kinds of crap that didn’t work.”

Yes, but not a defective propeller that killed 160 submariners (as far as I know).

[Vendome]

Yeah, it sounds good but, I don’t recall anything like that.

We did give them some programming that led to a pipeline blowing up and setting them back but, it happened out in the middle of nowhere and no one died.

Sounds sexier to say some Reds died on a sub.

[Koblenz]

In that episode, the guy at the Soviet embassy says the USSR used the propeller on the wrong size sub, and that's what caused the sub to crash.

For a good historical movie on espionage in the 1980s, see Farewell (it's about 20% in English, 30% in Russian and 50% in French, and it therefore has a lot of subtitles).