DeForest Kelley as McCoy: "You're out of your Vulcan mind, Spock."

Leonard Nimoy: "Uh, Mr. Scott, could you manage warp seven?"

James Doohan: "I would be more than content to do so, sir, and maybe a wee bit more."

DeForest Kelley: "What the devil's going on?"

William Shatner: "Ya find out anything from the computer?"

Leonard Nimoy: "Nothing useful. Logic and practical information do not seem to apply here."

Leonard Nimoy: "Unfortunately, I do not have access to my computers."

Leonard Nimoy: "The computers can offer us no logical, rational, factual way out of our current dilemma."

William Shatner: "The evidence is only circumstantial."

Leonard Nimoy: "Fascinating... but quite impossible."

Leonard Nimoy: "Sir, does everyone here carry... firearms?"

William Shatner: "The name of the game is called, uh... Fizzbin."

Lee Delano as Kalo: "Get lost, will ya??"

Leonard Nimoy: "To deny the facts would be illogical, Doctor."

Music sometimes played as a segue into a commercial break.

Anthony Caruso as Oxmyx: "Nobody helps nobody but himself."

Leonard Nimoy: "Sir, you are employing a double negative."

Leonard Nimoy: "I'm afraid I find it difficult to trust you."

Leonard Nimoy: "I fail to see why you do not understand us."

William Shatner as Captain James T. Kirk: "Activate main viewing screen!"

James Doohan as Mr. Scott: "Enterprise to Captain Kirk."

William Shatner: "Kirk here."

William Shatner: "Are you trying to be funny, Mr. Spock?"

Leonard Nimoy: "It would never occur to me, Captain."

Leonard Nimoy: "I know what I know."

Leonard Nimoy: "I've never encountered readings like this before."

William Shatner: "Speculation, Spock."

Leonard Nimoy: "I have none. Insufficient data."

Leonard Nimoy: "You speak about the objective hardness of the Vulcan heart, yet how little room there seems to be in yours."

James Doohan: "Well, then, what the devil – beggin' your pardon, sir – are we doin'?"