Dick seems to be reading a Chinese newspaper, which is read from right to left. Yet his head movement is suggesting a Japanese newspaper, where the characters are read from top to bottom.
When the crew is on the roof at night, Harry states that "after the second day, I was hearing my inner voice too." When asked by Sally what this voice was saying, he responds, "I have no idea, I don't speak French." A nod to the actor who plays Harry Solomon, French Stewart.
This was one of seven episodes in which James Earl Jones added an unique one-liner to the standard narration under the opening credits. Here, the one-liner is "The earth is actually 2/3 water. About the equivalent of scotch at a cheap wedding."