The Ultimate Computer

"The Ultimate Computer"
Star Trek: The Original Series episode
Episode no.Season 2
Episode 24
Directed byJohn Meredyth Lucas
Story byLaurence N. Wolfe
Teleplay byD. C. Fontana
Featured music
Cinematography byJerry Finnerman
Production code053
Original air dateMarch 8, 1968 (1968-03-08)
Guest appearances
  • Barry Russo – Commodore Robert Wesley
  • William Marshall – Dr. Richard Daystrom
  • Sean Morgan – Ensign Harper
  • Frank da Vinci – Lt. Brent
  • Eddie Paskey – Lt. Leslie
  • William Blackburn – Lt. Hadley
  • Roger Holloway – Lt. Lemli

"The Ultimate Computer" is the twenty-fourth episode of the second season of the American science fiction television series Star Trek. Written by D.C. Fontana (based on a story by Laurence N. Wolfe) and directed by John Meredyth Lucas, it was first broadcast on March 8, 1968.

In the episode, the crew of the Enterprise race to disable a rogue computer in total control of the ship.