I think that was a Twilight Zone episode. I don’t know
if the Twilight zone copied that story from some other
tale, or it was original. I believe the
comedian Ronnie Schell played the representative from Hell.
1. I do know that dogs are a darned good judge of character.
2. I do know that the average human would be hard pressed to have a more reliable 'evil detector'.
3. I do know devout muslims hate and fear dogs. (see #1 & #2)
I would therefore view any place that would exclude them with considerable suspicion.