Serious music.

Kelley: "The man is dead."

Scary voice: "Leave this place, or you will all... die."

Ominous segue music.

Leonard Nimoy as Spock: "Most unpleasant situation, Captain."

Leonard Nimoy: "I find your arguments strewn with gaping defects in logic."

Leonard Nimoy: "Perhaps you're making a rather hasty judgment."

DeForest Kelley as McCoy: "He's dead."

DeForest Kelley: "There's something odd about that man, and I can't quite pinpoint it."

William Shatner as Kirk: "What is a man but that lofty spirit, that sense of... enterprise? That devotion to something that cannot be sensed, cannot be realized, but only... dreamed! The highest reality!"

Roger C. Carmel as Harry Mudd: "Bravo, Captain, Bravo!"

William Shatner: "You mind telling me what this is all about, mister?"

DeForest Kelley: "There's something wrong about a man who never smiles, whose conversation never varies from the routine of the job, and who won't talk about his background."

Nichelle Nichols as Lt. Uhura: "It's a big galaxy, Mr. Scott."

Leonard Nimoy as Spock: "A most fascinating thing happened."