Even after Dowling disappears and Sam's stopped short, he keeps looking around the alley, trying to figure out where the voice is coming from. It's not doing any good, but it's about the closest he is to doing something, anything, because just standing there is completely not his style.

"Okay, has there ever been anyone who called themself a god and wasn't completely nuts? Because I'm coming up dry -"

And then it goes to hell.

Sam has always been about acting first, thinking later, and this moment is no exception. He blasts straight off again, but this time, for Rich, aiming to knock him off his assault. "This is so not the time for that 'Nam stuff, Dick!"