It cannot be…

Well you’re right about it being an elf stabbing an orc, and he does seem to be enjoying it a bit too much haha.

It’s from the beginning of the Fellowship of the Ring during the battle with Sauron, the elf is the last elven high king Gil-Galad.

LOTR extras
→ ”He proceeded to sort of talk about some very clandestine part of WW2…
He seemed to have expert knowledge of exactly the sort of noise that they make so I just sort of didn’t push the subject any further, I just said ”Well you obviously know what to do, Christopher, so I’m sure you’ll do it great” and he did.”