Victor, somewhat. Kill him and he returns as another bot (he explains it the first time you meet him in the Strip, should he have died on his trip there).
There was another thread about this and I'm pretty sure someone did find the one essential NPC.
Victor or Yes Man, though Victor vanishes after Yes Man replaces House, so more likely Yes Man. There is a child character in the game who runs the Boomer Museum, who might qualify...
Victor or Yes Man, though Victor vanishes after Yes Man replaces House, so more likely Yes Man. There is a child character in the game who runs the Boomer Museum, who might qualify...
I wouldn't count children (there's plenty of them).
Festus is the guy that's guarding the Pop cap treasure. by the by, does anyone know how many star caps are needed to find him?