The Enterprise travels to the planet Janus 6 to assist the mining colony there. Kirk, Spock and McCoy beam down to the planet where Chief Engineer Vanderberg tells of a creature loose in the mine tunnels killing some of his men. The monster seems to appear out nowhere then disappears just as quickly. Finding that the creature, known as a Horta, lives in a newly opened part of the underground mining complex, Spock uses the Vulcan mind meld to determine why it is killing the miners. Written by
Did You Know?
In a book about Star Trek, it was reported that after William Shatner returned from the funeral, to put everyone at ease, as he was trying to do his lines following Mr. Spock's mind meld with the Horta and his cry of "AHH! PAIN! PAIN! PAIN!" Leonard Nimoy just spoke the words so Shatner told him to do it again with feeling. When "Spock" again said "AHH! PAIN! PAIN! PAIN! " Shatner yelled out, "WILL SOMEBODY PLEASE GET THIS VULCAN AN ASPRIN!" See more
When Kirk and the Horta have squared off against each other, and Spock enters, there's a two-angle back-and-forth. When the camera is directly at Kirk, he is kneeling with a phaser in his right hand. When the angle switches to Kirk at left, Spock far center, Kirk is kneeling but with a communicator in his left hand. The change goes back and forth a couple of times. See more
Captain, we are being watched.
Captain James T. Kirk
Are you sure? Intuition?
No, sir. We're being watched.