Updated list!
Definitely not the killer - Heroic(I'm old), Eevil(he's oldO, mr-paul(for he is a woman), Tales(he has a gun)
It is either Jayseven or Flink. Flink is Nick-Nack(henchman from The Man with the Golden Gun). But he was seen protecting himself. That is the only catch for me. I think it is Flink though since the write-up says a figure in dark clothes leapt out from hiding. Sounds like someone small to me. If Jayseven is a ninja he would have weapons.
Vote: Flink