Mike being shocked by the prices of the stuff in the minifridge.
"Eight dollars for beer nuts? This room is evil."
The following exchange between Olin and Mike:
Olin: So you don't smoke...do you drink? Mike: Of course, I just said I was a writer.
In the original novel, the menu sequence begins like this.
After Mike furiously scrambles out of the air vent trying to escape from whatever was crawling around in there and slams onto the floor, he says "It's good to be back."
"Let's Encyclopedia Brown this bitch."
"If something should happen, if I should slip and fall, I want it known that it was an accident. The room did not win."
In the short story, there's something darkly hilarious about almost everything Mike winds up saying.
Orpheus on the Orpheum Circuit.
That's not a real plum. That's a plastic plum.
When Mike first enters 1408, there's a lot of buildup. A dramatic shot of Mike turning the key to unlock the door, the room initially cloaked in darkness, a panning shot of the room with tense music... until the music cuts out and Mike says, "This is it? You gotta be kidding me."