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"The Enemy Within" is an episode of the American science fiction television series Star Trek. It was first broadcast on October 6, 1966. It is the fifth episode of the first season, written by Richard Matheson and directed by Leo Penn.
Original Release
10/06/1966
US Release
10/06/1966
Cast
| Name | Character |
|---|
| William Shatner | James T. Kirk / Captain James Tiberius 'Jim' Kirk |
| Leonard Nimoy | Spock / Mister Spock |
| DeForest Kelley | Dr. McCoy |
| Grace Lee Whitney | Yeoman Rand |
| George Takei | Sulu |
| James Doohan | Scott |
| Ed Madden | Fisher |
| Garland Thompson | Wilson |
| Jim Goodwin | Farrell |
| Nichelle Nichols | Uhura / Lieutenant Nyota Uhura |
Directors
Writers
Creators
Cast
| Name | Character |
|---|
| William Shatner | James T. Kirk / Captain James Tiberius 'Jim' Kirk |
| Leonard Nimoy | Spock / Mister Spock |
| DeForest Kelley | Dr. McCoy |
| Grace Lee Whitney | Yeoman Rand |
| George Takei | Sulu |
| James Doohan | Scott |
| Ed Madden | Fisher |
| Garland Thompson | Wilson |
| Jim Goodwin | Farrell |
| Nichelle Nichols | Uhura / Lieutenant Nyota Uhura |
| Eddie Paskey | Connors |
Producers
| Name | Role |
|---|
| Desi Arnaz | Executive Producer |
| Lucille Ball | Executive Producer |
| John D.F. Black | Producer |
| Robert H. Justman | Producer |
| Gene Roddenberry | Producer |
